Home / 47,612.28-71,317.62-30,073.08

Finding the Fourth Proportional to 47,612.28, 71,317.62 and 30,073.08

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Solution

The fourth proportional to 47,612.28, 71,317.62 and 30,073.08 is: 45,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,612.28 : 71,317.62 = 30,073.08 : x
  2. Step 2: Convert to fraction form
    47,612.28/71,317.62 = 30,073.08/x
  3. Step 3: Cross multiply
    47,612.28x = 71,317.62 × 30,073.08
  4. Step 4: Simplify right side
    47,612.28x = 2,144,740,491.67
  5. Step 5: Solve for x
    x = 2,144,740,491.67/47,612.28
  6. Step 6: Final answer
    x = 45,045.95

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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.