Home / 58,468.20-80,686.11-31,610.70

Finding the Fourth Proportional to 58,468.20, 80,686.11 and 31,610.70

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Solution

The fourth proportional to 58,468.20, 80,686.11 and 31,610.70 is: 43,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,468.20 : 80,686.11 = 31,610.70 : x
  2. Step 2: Convert to fraction form
    58,468.20/80,686.11 = 31,610.70/x
  3. Step 3: Cross multiply
    58,468.20x = 80,686.11 × 31,610.70
  4. Step 4: Simplify right side
    58,468.20x = 2,550,544,417.38
  5. Step 5: Solve for x
    x = 2,550,544,417.38/58,468.20
  6. Step 6: Final answer
    x = 43,622.76

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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.