Home / 147,552.62-221,398.95-76,461.97

Finding the Fourth Proportional to 147,552.62, 221,398.95 and 76,461.97

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Solution

The fourth proportional to 147,552.62, 221,398.95 and 76,461.97 is: 114,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,552.62 : 221,398.95 = 76,461.97 : x
  2. Step 2: Convert to fraction form
    147,552.62/221,398.95 = 76,461.97/x
  3. Step 3: Cross multiply
    147,552.62x = 221,398.95 × 76,461.97
  4. Step 4: Simplify right side
    147,552.62x = 16,928,599,872.93
  5. Step 5: Solve for x
    x = 16,928,599,872.93/147,552.62
  6. Step 6: Final answer
    x = 114,729.24

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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.