Home / 55,957.02-77,167.45-43,189.80

Finding the Fourth Proportional to 55,957.02, 77,167.45 and 43,189.80

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Solution

The fourth proportional to 55,957.02, 77,167.45 and 43,189.80 is: 59,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,957.02 : 77,167.45 = 43,189.80 : x
  2. Step 2: Convert to fraction form
    55,957.02/77,167.45 = 43,189.80/x
  3. Step 3: Cross multiply
    55,957.02x = 77,167.45 × 43,189.80
  4. Step 4: Simplify right side
    55,957.02x = 3,332,846,732.01
  5. Step 5: Solve for x
    x = 3,332,846,732.01/55,957.02
  6. Step 6: Final answer
    x = 59,560.83

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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.