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Finding the Fourth Proportional to 121,482.11, 182,223.17 and 62,280.02

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Solution

The fourth proportional to 121,482.11, 182,223.17 and 62,280.02 is: 93,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,482.11 : 182,223.17 = 62,280.02 : x
  2. Step 2: Convert to fraction form
    121,482.11/182,223.17 = 62,280.02/x
  3. Step 3: Cross multiply
    121,482.11x = 182,223.17 × 62,280.02
  4. Step 4: Simplify right side
    121,482.11x = 11,348,861,449.55
  5. Step 5: Solve for x
    x = 11,348,861,449.55/121,482.11
  6. Step 6: Final answer
    x = 93,420.03

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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.