Home / 57,386.20-79,179.98-34,724.62

Finding the Fourth Proportional to 57,386.20, 79,179.98 and 34,724.62

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Solution

The fourth proportional to 57,386.20, 79,179.98 and 34,724.62 is: 47,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,386.20 : 79,179.98 = 34,724.62 : x
  2. Step 2: Convert to fraction form
    57,386.20/79,179.98 = 34,724.62/x
  3. Step 3: Cross multiply
    57,386.20x = 79,179.98 × 34,724.62
  4. Step 4: Simplify right side
    57,386.20x = 2,749,494,717.11
  5. Step 5: Solve for x
    x = 2,749,494,717.11/57,386.20
  6. Step 6: Final answer
    x = 47,912.12

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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.