Home / 57,384.20-79,177.22-34,722.62

Finding the Fourth Proportional to 57,384.20, 79,177.22 and 34,722.62

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Solution

The fourth proportional to 57,384.20, 79,177.22 and 34,722.62 is: 47,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,384.20 : 79,177.22 = 34,722.62 : x
  2. Step 2: Convert to fraction form
    57,384.20/79,177.22 = 34,722.62/x
  3. Step 3: Cross multiply
    57,384.20x = 79,177.22 × 34,722.62
  4. Step 4: Simplify right side
    57,384.20x = 2,749,240,522.72
  5. Step 5: Solve for x
    x = 2,749,240,522.72/57,384.20
  6. Step 6: Final answer
    x = 47,909.36

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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.