Home / 146,652.50-220,002.57-45,426.91

Finding the Fourth Proportional to 146,652.50, 220,002.57 and 45,426.91

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Solution

The fourth proportional to 146,652.50, 220,002.57 and 45,426.91 is: 68,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,652.50 : 220,002.57 = 45,426.91 : x
  2. Step 2: Convert to fraction form
    146,652.50/220,002.57 = 45,426.91/x
  3. Step 3: Cross multiply
    146,652.50x = 220,002.57 × 45,426.91
  4. Step 4: Simplify right side
    146,652.50x = 9,994,036,397.15
  5. Step 5: Solve for x
    x = 9,994,036,397.15/146,652.50
  6. Step 6: Final answer
    x = 68,147.74

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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.