Home / 79,680.32-119,516.16-24,272

Finding the Fourth Proportional to 79,680.32, 119,516.16 and 24,272

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Solution

The fourth proportional to 79,680.32, 119,516.16 and 24,272 is: 36,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,680.32 : 119,516.16 = 24,272 : x
  2. Step 2: Convert to fraction form
    79,680.32/119,516.16 = 24,272/x
  3. Step 3: Cross multiply
    79,680.32x = 119,516.16 × 24,272
  4. Step 4: Simplify right side
    79,680.32x = 2,900,896,235.52
  5. Step 5: Solve for x
    x = 2,900,896,235.52/79,680.32
  6. Step 6: Final answer
    x = 36,406.68

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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.