Home / 146,902.39-220,353.66-96,970.82

Finding the Fourth Proportional to 146,902.39, 220,353.66 and 96,970.82

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Solution

The fourth proportional to 146,902.39, 220,353.66 and 96,970.82 is: 145,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,902.39 : 220,353.66 = 96,970.82 : x
  2. Step 2: Convert to fraction form
    146,902.39/220,353.66 = 96,970.82/x
  3. Step 3: Cross multiply
    146,902.39x = 220,353.66 × 96,970.82
  4. Step 4: Simplify right side
    146,902.39x = 21,367,875,100.20
  5. Step 5: Solve for x
    x = 21,367,875,100.20/146,902.39
  6. Step 6: Final answer
    x = 145,456.28

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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.