Home / 220,042.98-329,870.07-95,315.94

Finding the Fourth Proportional to 220,042.98, 329,870.07 and 95,315.94

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Solution

The fourth proportional to 220,042.98, 329,870.07 and 95,315.94 is: 142,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,042.98 : 329,870.07 = 95,315.94 : x
  2. Step 2: Convert to fraction form
    220,042.98/329,870.07 = 95,315.94/x
  3. Step 3: Cross multiply
    220,042.98x = 329,870.07 × 95,315.94
  4. Step 4: Simplify right side
    220,042.98x = 31,441,875,799.92
  5. Step 5: Solve for x
    x = 31,441,875,799.92/220,042.98
  6. Step 6: Final answer
    x = 142,889.70

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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.