Home / 162,625.32-243,982.13-67,824.14

Finding the Fourth Proportional to 162,625.32, 243,982.13 and 67,824.14

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Solution

The fourth proportional to 162,625.32, 243,982.13 and 67,824.14 is: 101,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,625.32 : 243,982.13 = 67,824.14 : x
  2. Step 2: Convert to fraction form
    162,625.32/243,982.13 = 67,824.14/x
  3. Step 3: Cross multiply
    162,625.32x = 243,982.13 × 67,824.14
  4. Step 4: Simplify right side
    162,625.32x = 16,547,876,583.59
  5. Step 5: Solve for x
    x = 16,547,876,583.59/162,625.32
  6. Step 6: Final answer
    x = 101,754.61

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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.