Home / 62,475.52-86,217.60-34,181.20

Finding the Fourth Proportional to 62,475.52, 86,217.60 and 34,181.20

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Solution

The fourth proportional to 62,475.52, 86,217.60 and 34,181.20 is: 47,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,475.52 : 86,217.60 = 34,181.20 : x
  2. Step 2: Convert to fraction form
    62,475.52/86,217.60 = 34,181.20/x
  3. Step 3: Cross multiply
    62,475.52x = 86,217.60 × 34,181.20
  4. Step 4: Simplify right side
    62,475.52x = 2,947,021,029.12
  5. Step 5: Solve for x
    x = 2,947,021,029.12/62,475.52
  6. Step 6: Final answer
    x = 47,170.81

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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.