Home / 155,452.90-233,179.35-143,529.70

Finding the Fourth Proportional to 155,452.90, 233,179.35 and 143,529.70

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Solution

The fourth proportional to 155,452.90, 233,179.35 and 143,529.70 is: 215,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,452.90 : 233,179.35 = 143,529.70 : x
  2. Step 2: Convert to fraction form
    155,452.90/233,179.35 = 143,529.70/x
  3. Step 3: Cross multiply
    155,452.90x = 233,179.35 × 143,529.70
  4. Step 4: Simplify right side
    155,452.90x = 33,468,162,151.70
  5. Step 5: Solve for x
    x = 33,468,162,151.70/155,452.90
  6. Step 6: Final answer
    x = 215,294.55

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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.