Home / 155,452.80-233,121.60-50,275.20

Finding the Fourth Proportional to 155,452.80, 233,121.60 and 50,275.20

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Solution

The fourth proportional to 155,452.80, 233,121.60 and 50,275.20 is: 75,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,452.80 : 233,121.60 = 50,275.20 : x
  2. Step 2: Convert to fraction form
    155,452.80/233,121.60 = 50,275.20/x
  3. Step 3: Cross multiply
    155,452.80x = 233,121.60 × 50,275.20
  4. Step 4: Simplify right side
    155,452.80x = 11,720,235,064.32
  5. Step 5: Solve for x
    x = 11,720,235,064.32/155,452.80
  6. Step 6: Final answer
    x = 75,394.17

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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.