Home / 62,475.21-86,217.81-34,180.86

Finding the Fourth Proportional to 62,475.21, 86,217.81 and 34,180.86

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Solution

The fourth proportional to 62,475.21, 86,217.81 and 34,180.86 is: 47,170.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,475.21 : 86,217.81 = 34,180.86 : x
  2. Step 2: Convert to fraction form
    62,475.21/86,217.81 = 34,180.86/x
  3. Step 3: Cross multiply
    62,475.21x = 86,217.81 × 34,180.86
  4. Step 4: Simplify right side
    62,475.21x = 2,946,998,893.12
  5. Step 5: Solve for x
    x = 2,946,998,893.12/62,475.21
  6. Step 6: Final answer
    x = 47,170.69

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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.