Home / 148,718.48-223,080.61-36,399.68

Finding the Fourth Proportional to 148,718.48, 223,080.61 and 36,399.68

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Solution

The fourth proportional to 148,718.48, 223,080.61 and 36,399.68 is: 54,600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,718.48 : 223,080.61 = 36,399.68 : x
  2. Step 2: Convert to fraction form
    148,718.48/223,080.61 = 36,399.68/x
  3. Step 3: Cross multiply
    148,718.48x = 223,080.61 × 36,399.68
  4. Step 4: Simplify right side
    148,718.48x = 8,120,061,611.80
  5. Step 5: Solve for x
    x = 8,120,061,611.80/148,718.48
  6. Step 6: Final answer
    x = 54,600.22

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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.