Home / 79,025.92-118,585.03-31,663.70

Finding the Fourth Proportional to 79,025.92, 118,585.03 and 31,663.70

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Solution

The fourth proportional to 79,025.92, 118,585.03 and 31,663.70 is: 47,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,025.92 : 118,585.03 = 31,663.70 : x
  2. Step 2: Convert to fraction form
    79,025.92/118,585.03 = 31,663.70/x
  3. Step 3: Cross multiply
    79,025.92x = 118,585.03 × 31,663.70
  4. Step 4: Simplify right side
    79,025.92x = 3,754,841,031.71
  5. Step 5: Solve for x
    x = 3,754,841,031.71/79,025.92
  6. Step 6: Final answer
    x = 47,514.05

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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.