Home / 52,211.20-78,265.32-33,437.92

Finding the Fourth Proportional to 52,211.20, 78,265.32 and 33,437.92

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Solution

The fourth proportional to 52,211.20, 78,265.32 and 33,437.92 is: 50,123.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.20 : 78,265.32 = 33,437.92 : x
  2. Step 2: Convert to fraction form
    52,211.20/78,265.32 = 33,437.92/x
  3. Step 3: Cross multiply
    52,211.20x = 78,265.32 × 33,437.92
  4. Step 4: Simplify right side
    52,211.20x = 2,617,029,508.93
  5. Step 5: Solve for x
    x = 2,617,029,508.93/52,211.20
  6. Step 6: Final answer
    x = 50,123.91

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1.5x scale

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.