Home / 220,079.16-303,706.80-124,585.02

Finding the Fourth Proportional to 220,079.16, 303,706.80 and 124,585.02

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Solution

The fourth proportional to 220,079.16, 303,706.80 and 124,585.02 is: 171,925.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,079.16 : 303,706.80 = 124,585.02 : x
  2. Step 2: Convert to fraction form
    220,079.16/303,706.80 = 124,585.02/x
  3. Step 3: Cross multiply
    220,079.16x = 303,706.80 × 124,585.02
  4. Step 4: Simplify right side
    220,079.16x = 37,837,317,752.14
  5. Step 5: Solve for x
    x = 37,837,317,752.14/220,079.16
  6. Step 6: Final answer
    x = 171,925.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.