Home / 109,864.20-164,869.20-62,479.20

Finding the Fourth Proportional to 109,864.20, 164,869.20 and 62,479.20

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Solution

The fourth proportional to 109,864.20, 164,869.20 and 62,479.20 is: 93,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,864.20 : 164,869.20 = 62,479.20 : x
  2. Step 2: Convert to fraction form
    109,864.20/164,869.20 = 62,479.20/x
  3. Step 3: Cross multiply
    109,864.20x = 164,869.20 × 62,479.20
  4. Step 4: Simplify right side
    109,864.20x = 10,300,895,720.64
  5. Step 5: Solve for x
    x = 10,300,895,720.64/109,864.20
  6. Step 6: Final answer
    x = 93,760.26

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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.