Home / 146,733.05-220,073.56-66,752.44

Finding the Fourth Proportional to 146,733.05, 220,073.56 and 66,752.44

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Solution

The fourth proportional to 146,733.05, 220,073.56 and 66,752.44 is: 100,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,733.05 : 220,073.56 = 66,752.44 : x
  2. Step 2: Convert to fraction form
    146,733.05/220,073.56 = 66,752.44/x
  3. Step 3: Cross multiply
    146,733.05x = 220,073.56 × 66,752.44
  4. Step 4: Simplify right side
    146,733.05x = 14,690,446,392.42
  5. Step 5: Solve for x
    x = 14,690,446,392.42/146,733.05
  6. Step 6: Final answer
    x = 100,116.82

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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.