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Finding the Fourth Proportional to 155,260.80, 232,891.20 and 44,452.80

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Solution

The fourth proportional to 155,260.80, 232,891.20 and 44,452.80 is: 66,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,260.80 : 232,891.20 = 44,452.80 : x
  2. Step 2: Convert to fraction form
    155,260.80/232,891.20 = 44,452.80/x
  3. Step 3: Cross multiply
    155,260.80x = 232,891.20 × 44,452.80
  4. Step 4: Simplify right side
    155,260.80x = 10,352,665,935.36
  5. Step 5: Solve for x
    x = 10,352,665,935.36/155,260.80
  6. Step 6: Final answer
    x = 66,679.20

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1.5x scale

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.