Home / 95,517.40-143,276.10-48,278.20

Finding the Fourth Proportional to 95,517.40, 143,276.10 and 48,278.20

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Solution

The fourth proportional to 95,517.40, 143,276.10 and 48,278.20 is: 72,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,517.40 : 143,276.10 = 48,278.20 : x
  2. Step 2: Convert to fraction form
    95,517.40/143,276.10 = 48,278.20/x
  3. Step 3: Cross multiply
    95,517.40x = 143,276.10 × 48,278.20
  4. Step 4: Simplify right side
    95,517.40x = 6,917,112,211.02
  5. Step 5: Solve for x
    x = 6,917,112,211.02/95,517.40
  6. Step 6: Final answer
    x = 72,417.30

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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.