Home / 124,929.45-172,402.10-67,568.83

Finding the Fourth Proportional to 124,929.45, 172,402.10 and 67,568.83

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Solution

The fourth proportional to 124,929.45, 172,402.10 and 67,568.83 is: 93,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,929.45 : 172,402.10 = 67,568.83 : x
  2. Step 2: Convert to fraction form
    124,929.45/172,402.10 = 67,568.83/x
  3. Step 3: Cross multiply
    124,929.45x = 172,402.10 × 67,568.83
  4. Step 4: Simplify right side
    124,929.45x = 11,649,007,924.46
  5. Step 5: Solve for x
    x = 11,649,007,924.46/124,929.45
  6. Step 6: Final answer
    x = 93,244.69

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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.