Home / 146,780.70-220,171.05-96,042.30

Finding the Fourth Proportional to 146,780.70, 220,171.05 and 96,042.30

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Solution

The fourth proportional to 146,780.70, 220,171.05 and 96,042.30 is: 144,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780.70 : 220,171.05 = 96,042.30 : x
  2. Step 2: Convert to fraction form
    146,780.70/220,171.05 = 96,042.30/x
  3. Step 3: Cross multiply
    146,780.70x = 220,171.05 × 96,042.30
  4. Step 4: Simplify right side
    146,780.70x = 21,145,734,035.42
  5. Step 5: Solve for x
    x = 21,145,734,035.42/146,780.70
  6. Step 6: Final answer
    x = 144,063.45

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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.