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Finding the Fourth Proportional to 157,062.10, 235,593.15 and 125,958.10

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Solution

The fourth proportional to 157,062.10, 235,593.15 and 125,958.10 is: 188,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,062.10 : 235,593.15 = 125,958.10 : x
  2. Step 2: Convert to fraction form
    157,062.10/235,593.15 = 125,958.10/x
  3. Step 3: Cross multiply
    157,062.10x = 235,593.15 × 125,958.10
  4. Step 4: Simplify right side
    157,062.10x = 29,674,865,547.02
  5. Step 5: Solve for x
    x = 29,674,865,547.02/157,062.10
  6. Step 6: Final answer
    x = 188,937.15

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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.