Home / 162,869.40-244,125.90-57,634.20

Finding the Fourth Proportional to 162,869.40, 244,125.90 and 57,634.20

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Solution

The fourth proportional to 162,869.40, 244,125.90 and 57,634.20 is: 86,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,869.40 : 244,125.90 = 57,634.20 : x
  2. Step 2: Convert to fraction form
    162,869.40/244,125.90 = 57,634.20/x
  3. Step 3: Cross multiply
    162,869.40x = 244,125.90 × 57,634.20
  4. Step 4: Simplify right side
    162,869.40x = 14,070,000,945.78
  5. Step 5: Solve for x
    x = 14,070,000,945.78/162,869.40
  6. Step 6: Final answer
    x = 86,388.24

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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.