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Finding the Fourth Proportional to 60,691.88, 90,804.54 and 36,995.13

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Solution

The fourth proportional to 60,691.88, 90,804.54 and 36,995.13 is: 55,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691.88 : 90,804.54 = 36,995.13 : x
  2. Step 2: Convert to fraction form
    60,691.88/90,804.54 = 36,995.13/x
  3. Step 3: Cross multiply
    60,691.88x = 90,804.54 × 36,995.13
  4. Step 4: Simplify right side
    60,691.88x = 3,359,325,900.62
  5. Step 5: Solve for x
    x = 3,359,325,900.62/60,691.88
  6. Step 6: Final answer
    x = 55,350.50

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1.5x scale

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.