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Finding the Fourth Proportional to 161,073.71, 241,591.79 and 42,754.24

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Solution

The fourth proportional to 161,073.71, 241,591.79 and 42,754.24 is: 64,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,073.71 : 241,591.79 = 42,754.24 : x
  2. Step 2: Convert to fraction form
    161,073.71/241,591.79 = 42,754.24/x
  3. Step 3: Cross multiply
    161,073.71x = 241,591.79 × 42,754.24
  4. Step 4: Simplify right side
    161,073.71x = 10,329,072,874.60
  5. Step 5: Solve for x
    x = 10,329,072,874.60/161,073.71
  6. Step 6: Final answer
    x = 64,126.38

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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.