Home / 106,527.06-159,780.87-98,174.34

Finding the Fourth Proportional to 106,527.06, 159,780.87 and 98,174.34

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Solution

The fourth proportional to 106,527.06, 159,780.87 and 98,174.34 is: 147,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,527.06 : 159,780.87 = 98,174.34 : x
  2. Step 2: Convert to fraction form
    106,527.06/159,780.87 = 98,174.34/x
  3. Step 3: Cross multiply
    106,527.06x = 159,780.87 × 98,174.34
  4. Step 4: Simplify right side
    106,527.06x = 15,686,381,456.88
  5. Step 5: Solve for x
    x = 15,686,381,456.88/106,527.06
  6. Step 6: Final answer
    x = 147,252.55

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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.