Home / 53,132.60-79,526.10-41,382.20

Finding the Fourth Proportional to 53,132.60, 79,526.10 and 41,382.20

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Solution

The fourth proportional to 53,132.60, 79,526.10 and 41,382.20 is: 61,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,132.60 : 79,526.10 = 41,382.20 : x
  2. Step 2: Convert to fraction form
    53,132.60/79,526.10 = 41,382.20/x
  3. Step 3: Cross multiply
    53,132.60x = 79,526.10 × 41,382.20
  4. Step 4: Simplify right side
    53,132.60x = 3,290,964,975.42
  5. Step 5: Solve for x
    x = 3,290,964,975.42/53,132.60
  6. Step 6: Final answer
    x = 61,938.72

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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.