Home / 145,833.38-218,773.02-51,092.54

Finding the Fourth Proportional to 145,833.38, 218,773.02 and 51,092.54

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Solution

The fourth proportional to 145,833.38, 218,773.02 and 51,092.54 is: 76,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,833.38 : 218,773.02 = 51,092.54 : x
  2. Step 2: Convert to fraction form
    145,833.38/218,773.02 = 51,092.54/x
  3. Step 3: Cross multiply
    145,833.38x = 218,773.02 × 51,092.54
  4. Step 4: Simplify right side
    145,833.38x = 11,177,669,275.27
  5. Step 5: Solve for x
    x = 11,177,669,275.27/145,833.38
  6. Step 6: Final answer
    x = 76,646.85

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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.