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Finding the Fourth Proportional to 109,874.16, 151,622.28 and 59,572.08

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Solution

The fourth proportional to 109,874.16, 151,622.28 and 59,572.08 is: 82,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,874.16 : 151,622.28 = 59,572.08 : x
  2. Step 2: Convert to fraction form
    109,874.16/151,622.28 = 59,572.08/x
  3. Step 3: Cross multiply
    109,874.16x = 151,622.28 × 59,572.08
  4. Step 4: Simplify right side
    109,874.16x = 9,032,454,593.94
  5. Step 5: Solve for x
    x = 9,032,454,593.94/109,874.16
  6. Step 6: Final answer
    x = 82,207.27

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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.