Home / 91,182.15-125,898.02-58,935.85

Finding the Fourth Proportional to 91,182.15, 125,898.02 and 58,935.85

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Solution

The fourth proportional to 91,182.15, 125,898.02 and 58,935.85 is: 81,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,182.15 : 125,898.02 = 58,935.85 : x
  2. Step 2: Convert to fraction form
    91,182.15/125,898.02 = 58,935.85/x
  3. Step 3: Cross multiply
    91,182.15x = 125,898.02 × 58,935.85
  4. Step 4: Simplify right side
    91,182.15x = 7,419,905,897.85
  5. Step 5: Solve for x
    x = 7,419,905,897.85/91,182.15
  6. Step 6: Final answer
    x = 81,374.54

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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.