Home / 55,729.80-83,618.15-34,687.44

Finding the Fourth Proportional to 55,729.80, 83,618.15 and 34,687.44

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Solution

The fourth proportional to 55,729.80, 83,618.15 and 34,687.44 is: 52,045.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.80 : 83,618.15 = 34,687.44 : x
  2. Step 2: Convert to fraction form
    55,729.80/83,618.15 = 34,687.44/x
  3. Step 3: Cross multiply
    55,729.80x = 83,618.15 × 34,687.44
  4. Step 4: Simplify right side
    55,729.80x = 2,900,499,859.48
  5. Step 5: Solve for x
    x = 2,900,499,859.48/55,729.80
  6. Step 6: Final answer
    x = 52,045.76

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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.