Home / 154,951.40-232,427.10-107,712.20

Finding the Fourth Proportional to 154,951.40, 232,427.10 and 107,712.20

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Solution

The fourth proportional to 154,951.40, 232,427.10 and 107,712.20 is: 161,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,951.40 : 232,427.10 = 107,712.20 : x
  2. Step 2: Convert to fraction form
    154,951.40/232,427.10 = 107,712.20/x
  3. Step 3: Cross multiply
    154,951.40x = 232,427.10 × 107,712.20
  4. Step 4: Simplify right side
    154,951.40x = 25,035,234,280.62
  5. Step 5: Solve for x
    x = 25,035,234,280.62/154,951.40
  6. Step 6: Final answer
    x = 161,568.30

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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.