Home / 95,621.60-143,432.40-48,965.60

Finding the Fourth Proportional to 95,621.60, 143,432.40 and 48,965.60

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Solution

The fourth proportional to 95,621.60, 143,432.40 and 48,965.60 is: 73,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,621.60 : 143,432.40 = 48,965.60 : x
  2. Step 2: Convert to fraction form
    95,621.60/143,432.40 = 48,965.60/x
  3. Step 3: Cross multiply
    95,621.60x = 143,432.40 × 48,965.60
  4. Step 4: Simplify right side
    95,621.60x = 7,023,253,525.44
  5. Step 5: Solve for x
    x = 7,023,253,525.44/95,621.60
  6. Step 6: Final answer
    x = 73,448.40

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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.