Home / 155,517.45-233,276.18-55,680.90

Finding the Fourth Proportional to 155,517.45, 233,276.18 and 55,680.90

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Solution

The fourth proportional to 155,517.45, 233,276.18 and 55,680.90 is: 83,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,517.45 : 233,276.18 = 55,680.90 : x
  2. Step 2: Convert to fraction form
    155,517.45/233,276.18 = 55,680.90/x
  3. Step 3: Cross multiply
    155,517.45x = 233,276.18 × 55,680.90
  4. Step 4: Simplify right side
    155,517.45x = 12,989,027,372.56
  5. Step 5: Solve for x
    x = 12,989,027,372.56/155,517.45
  6. Step 6: Final answer
    x = 83,521.35

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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.