Home / 56,020.20-77,300.88-37,910.52

Finding the Fourth Proportional to 56,020.20, 77,300.88 and 37,910.52

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Solution

The fourth proportional to 56,020.20, 77,300.88 and 37,910.52 is: 52,311.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,020.20 : 77,300.88 = 37,910.52 : x
  2. Step 2: Convert to fraction form
    56,020.20/77,300.88 = 37,910.52/x
  3. Step 3: Cross multiply
    56,020.20x = 77,300.88 × 37,910.52
  4. Step 4: Simplify right side
    56,020.20x = 2,930,516,557.26
  5. Step 5: Solve for x
    x = 2,930,516,557.26/56,020.20
  6. Step 6: Final answer
    x = 52,311.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.