Home / 90,865.56-136,356.66-44,092.92

Finding the Fourth Proportional to 90,865.56, 136,356.66 and 44,092.92

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Solution

The fourth proportional to 90,865.56, 136,356.66 and 44,092.92 is: 66,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,865.56 : 136,356.66 = 44,092.92 : x
  2. Step 2: Convert to fraction form
    90,865.56/136,356.66 = 44,092.92/x
  3. Step 3: Cross multiply
    90,865.56x = 136,356.66 × 44,092.92
  4. Step 4: Simplify right side
    90,865.56x = 6,012,363,300.85
  5. Step 5: Solve for x
    x = 6,012,363,300.85/90,865.56
  6. Step 6: Final answer
    x = 66,167.68

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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.