Home / 91,250.30-136,901.05-44,504.70

Finding the Fourth Proportional to 91,250.30, 136,901.05 and 44,504.70

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Solution

The fourth proportional to 91,250.30, 136,901.05 and 44,504.70 is: 66,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,250.30 : 136,901.05 = 44,504.70 : x
  2. Step 2: Convert to fraction form
    91,250.30/136,901.05 = 44,504.70/x
  3. Step 3: Cross multiply
    91,250.30x = 136,901.05 × 44,504.70
  4. Step 4: Simplify right side
    91,250.30x = 6,092,740,159.94
  5. Step 5: Solve for x
    x = 6,092,740,159.94/91,250.30
  6. Step 6: Final answer
    x = 66,769.54

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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.