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Finding the Fourth Proportional to 157,073.10, 235,609.65 and 157,073.10

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Solution

The fourth proportional to 157,073.10, 235,609.65 and 157,073.10 is: 235,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,073.10 : 235,609.65 = 157,073.10 : x
  2. Step 2: Convert to fraction form
    157,073.10/235,609.65 = 157,073.10/x
  3. Step 3: Cross multiply
    157,073.10x = 235,609.65 × 157,073.10
  4. Step 4: Simplify right side
    157,073.10x = 37,007,938,115.42
  5. Step 5: Solve for x
    x = 37,007,938,115.42/157,073.10
  6. Step 6: Final answer
    x = 235,609.65

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1.5x scale

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.