Home / 157,170.34-235,753.21-38,841.69

Finding the Fourth Proportional to 157,170.34, 235,753.21 and 38,841.69

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Solution

The fourth proportional to 157,170.34, 235,753.21 and 38,841.69 is: 58,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,170.34 : 235,753.21 = 38,841.69 : x
  2. Step 2: Convert to fraction form
    157,170.34/235,753.21 = 38,841.69/x
  3. Step 3: Cross multiply
    157,170.34x = 235,753.21 × 38,841.69
  4. Step 4: Simplify right side
    157,170.34x = 9,157,053,099.32
  5. Step 5: Solve for x
    x = 9,157,053,099.32/157,170.34
  6. Step 6: Final answer
    x = 58,261.97

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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.