Home / 112,303,275.39-168,454,687.17-105,469,268.08

Finding the Fourth Proportional to 112,303,275.39, 168,454,687.17 and 105,469,268.08

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Solution

The fourth proportional to 112,303,275.39, 168,454,687.17 and 105,469,268.08 is: 158,203,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,303,275.39 : 168,454,687.17 = 105,469,268.08 : x
  2. Step 2: Convert to fraction form
    112,303,275.39/168,454,687.17 = 105,469,268.08/x
  3. Step 3: Cross multiply
    112,303,275.39x = 168,454,687.17 × 105,469,268.08
  4. Step 4: Simplify right side
    112,303,275.39x = 17,766,792,560,459,336
  5. Step 5: Solve for x
    x = 17,766,792,560,459,336/112,303,275.39
  6. Step 6: Final answer
    x = 158,203,689.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.