Home / 95,325.12-142,989.12-45,410.40

Finding the Fourth Proportional to 95,325.12, 142,989.12 and 45,410.40

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Solution

The fourth proportional to 95,325.12, 142,989.12 and 45,410.40 is: 68,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,325.12 : 142,989.12 = 45,410.40 : x
  2. Step 2: Convert to fraction form
    95,325.12/142,989.12 = 45,410.40/x
  3. Step 3: Cross multiply
    95,325.12x = 142,989.12 × 45,410.40
  4. Step 4: Simplify right side
    95,325.12x = 6,493,193,134.85
  5. Step 5: Solve for x
    x = 6,493,193,134.85/95,325.12
  6. Step 6: Final answer
    x = 68,116.29

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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.