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Finding the Fourth Proportional to 113,557.96, 170,487.66 and 97,024.24

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Solution

The fourth proportional to 113,557.96, 170,487.66 and 97,024.24 is: 145,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,557.96 : 170,487.66 = 97,024.24 : x
  2. Step 2: Convert to fraction form
    113,557.96/170,487.66 = 97,024.24/x
  3. Step 3: Cross multiply
    113,557.96x = 170,487.66 × 97,024.24
  4. Step 4: Simplify right side
    113,557.96x = 16,541,435,640.88
  5. Step 5: Solve for x
    x = 16,541,435,640.88/113,557.96
  6. Step 6: Final answer
    x = 145,665.14

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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.