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Finding the Fourth Proportional to 60,049.85, 90,102.80 and 26,766.44

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Solution

The fourth proportional to 60,049.85, 90,102.80 and 26,766.44 is: 40,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,049.85 : 90,102.80 = 26,766.44 : x
  2. Step 2: Convert to fraction form
    60,049.85/90,102.80 = 26,766.44/x
  3. Step 3: Cross multiply
    60,049.85x = 90,102.80 × 26,766.44
  4. Step 4: Simplify right side
    60,049.85x = 2,411,731,281.46
  5. Step 5: Solve for x
    x = 2,411,731,281.46/60,049.85
  6. Step 6: Final answer
    x = 40,162.16

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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.