Home / 79,666.34-119,573.36-40,251.16

Finding the Fourth Proportional to 79,666.34, 119,573.36 and 40,251.16

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Solution

The fourth proportional to 79,666.34, 119,573.36 and 40,251.16 is: 60,414.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,666.34 : 119,573.36 = 40,251.16 : x
  2. Step 2: Convert to fraction form
    79,666.34/119,573.36 = 40,251.16/x
  3. Step 3: Cross multiply
    79,666.34x = 119,573.36 × 40,251.16
  4. Step 4: Simplify right side
    79,666.34x = 4,812,965,645.98
  5. Step 5: Solve for x
    x = 4,812,965,645.98/79,666.34
  6. Step 6: Final answer
    x = 60,414.04

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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.