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Finding the Fourth Proportional to 60,320.61, 90,388.65 and 32,244.66

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Solution

The fourth proportional to 60,320.61, 90,388.65 and 32,244.66 is: 48,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,320.61 : 90,388.65 = 32,244.66 : x
  2. Step 2: Convert to fraction form
    60,320.61/90,388.65 = 32,244.66/x
  3. Step 3: Cross multiply
    60,320.61x = 90,388.65 × 32,244.66
  4. Step 4: Simplify right side
    60,320.61x = 2,914,551,287.11
  5. Step 5: Solve for x
    x = 2,914,551,287.11/60,320.61
  6. Step 6: Final answer
    x = 48,317.67

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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.