Home / 62,882.12-86,775.90-34,587.20

Finding the Fourth Proportional to 62,882.12, 86,775.90 and 34,587.20

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Solution

The fourth proportional to 62,882.12, 86,775.90 and 34,587.20 is: 47,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,882.12 : 86,775.90 = 34,587.20 : x
  2. Step 2: Convert to fraction form
    62,882.12/86,775.90 = 34,587.20/x
  3. Step 3: Cross multiply
    62,882.12x = 86,775.90 × 34,587.20
  4. Step 4: Simplify right side
    62,882.12x = 3,001,335,408.48
  5. Step 5: Solve for x
    x = 3,001,335,408.48/62,882.12
  6. Step 6: Final answer
    x = 47,729.55

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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.