Home / 52,417.59-78,631.92-30,230.48

Finding the Fourth Proportional to 52,417.59, 78,631.92 and 30,230.48

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Solution

The fourth proportional to 52,417.59, 78,631.92 and 30,230.48 is: 45,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,417.59 : 78,631.92 = 30,230.48 : x
  2. Step 2: Convert to fraction form
    52,417.59/78,631.92 = 30,230.48/x
  3. Step 3: Cross multiply
    52,417.59x = 78,631.92 × 30,230.48
  4. Step 4: Simplify right side
    52,417.59x = 2,377,080,291.76
  5. Step 5: Solve for x
    x = 2,377,080,291.76/52,417.59
  6. Step 6: Final answer
    x = 45,348.90

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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.