Home / 112,269.17-154,957.46-74,035.59

Finding the Fourth Proportional to 112,269.17, 154,957.46 and 74,035.59

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Solution

The fourth proportional to 112,269.17, 154,957.46 and 74,035.59 is: 102,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,269.17 : 154,957.46 = 74,035.59 : x
  2. Step 2: Convert to fraction form
    112,269.17/154,957.46 = 74,035.59/x
  3. Step 3: Cross multiply
    112,269.17x = 154,957.46 × 74,035.59
  4. Step 4: Simplify right side
    112,269.17x = 11,472,366,605.82
  5. Step 5: Solve for x
    x = 11,472,366,605.82/112,269.17
  6. Step 6: Final answer
    x = 102,186.26

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1.5x scale

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.