Home / 146,512.90-219,769.35-99,273.70

Finding the Fourth Proportional to 146,512.90, 219,769.35 and 99,273.70

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Solution

The fourth proportional to 146,512.90, 219,769.35 and 99,273.70 is: 148,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,512.90 : 219,769.35 = 99,273.70 : x
  2. Step 2: Convert to fraction form
    146,512.90/219,769.35 = 99,273.70/x
  3. Step 3: Cross multiply
    146,512.90x = 219,769.35 × 99,273.70
  4. Step 4: Simplify right side
    146,512.90x = 21,817,316,521.10
  5. Step 5: Solve for x
    x = 21,817,316,521.10/146,512.90
  6. Step 6: Final answer
    x = 148,910.55

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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.