Home / 162,711.20-224,553.90-93,811.88

Finding the Fourth Proportional to 162,711.20, 224,553.90 and 93,811.88

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Solution

The fourth proportional to 162,711.20, 224,553.90 and 93,811.88 is: 129,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,711.20 : 224,553.90 = 93,811.88 : x
  2. Step 2: Convert to fraction form
    162,711.20/224,553.90 = 93,811.88/x
  3. Step 3: Cross multiply
    162,711.20x = 224,553.90 × 93,811.88
  4. Step 4: Simplify right side
    162,711.20x = 21,065,823,520.33
  5. Step 5: Solve for x
    x = 21,065,823,520.33/162,711.20
  6. Step 6: Final answer
    x = 129,467.57

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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.