Home / 224,432.31-309,436.44-143,727.15

Finding the Fourth Proportional to 224,432.31, 309,436.44 and 143,727.15

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Solution

The fourth proportional to 224,432.31, 309,436.44 and 143,727.15 is: 198,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,432.31 : 309,436.44 = 143,727.15 : x
  2. Step 2: Convert to fraction form
    224,432.31/309,436.44 = 143,727.15/x
  3. Step 3: Cross multiply
    224,432.31x = 309,436.44 × 143,727.15
  4. Step 4: Simplify right side
    224,432.31x = 44,474,417,627.35
  5. Step 5: Solve for x
    x = 44,474,417,627.35/224,432.31
  6. Step 6: Final answer
    x = 198,164.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.