Home / 95,439.40-143,159.10-48,200.20

Finding the Fourth Proportional to 95,439.40, 143,159.10 and 48,200.20

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Solution

The fourth proportional to 95,439.40, 143,159.10 and 48,200.20 is: 72,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,439.40 : 143,159.10 = 48,200.20 : x
  2. Step 2: Convert to fraction form
    95,439.40/143,159.10 = 48,200.20/x
  3. Step 3: Cross multiply
    95,439.40x = 143,159.10 × 48,200.20
  4. Step 4: Simplify right side
    95,439.40x = 6,900,297,251.82
  5. Step 5: Solve for x
    x = 6,900,297,251.82/95,439.40
  6. Step 6: Final answer
    x = 72,300.30

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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.