Home / 152,648.28-229,113.36-109,998

Finding the Fourth Proportional to 152,648.28, 229,113.36 and 109,998

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Solution

The fourth proportional to 152,648.28, 229,113.36 and 109,998 is: 165,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,648.28 : 229,113.36 = 109,998 : x
  2. Step 2: Convert to fraction form
    152,648.28/229,113.36 = 109,998/x
  3. Step 3: Cross multiply
    152,648.28x = 229,113.36 × 109,998
  4. Step 4: Simplify right side
    152,648.28x = 25,202,011,373.28
  5. Step 5: Solve for x
    x = 25,202,011,373.28/152,648.28
  6. Step 6: Final answer
    x = 165,098.56

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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.