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Finding the Fourth Proportional to 60,090.61, 90,065.13 and 24,529.72

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Solution

The fourth proportional to 60,090.61, 90,065.13 and 24,529.72 is: 36,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,090.61 : 90,065.13 = 24,529.72 : x
  2. Step 2: Convert to fraction form
    60,090.61/90,065.13 = 24,529.72/x
  3. Step 3: Cross multiply
    60,090.61x = 90,065.13 × 24,529.72
  4. Step 4: Simplify right side
    60,090.61x = 2,209,272,420.66
  5. Step 5: Solve for x
    x = 2,209,272,420.66/60,090.61
  6. Step 6: Final answer
    x = 36,765.68

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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.