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Finding the Fourth Proportional to 160,011.18, 220,806.18 and 95,553

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Solution

The fourth proportional to 160,011.18, 220,806.18 and 95,553 is: 131,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,011.18 : 220,806.18 = 95,553 : x
  2. Step 2: Convert to fraction form
    160,011.18/220,806.18 = 95,553/x
  3. Step 3: Cross multiply
    160,011.18x = 220,806.18 × 95,553
  4. Step 4: Simplify right side
    160,011.18x = 21,098,692,917.54
  5. Step 5: Solve for x
    x = 21,098,692,917.54/160,011.18
  6. Step 6: Final answer
    x = 131,857.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.