Home / 61,633.20-85,052.42-34,775.02

Finding the Fourth Proportional to 61,633.20, 85,052.42 and 34,775.02

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Solution

The fourth proportional to 61,633.20, 85,052.42 and 34,775.02 is: 47,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,633.20 : 85,052.42 = 34,775.02 : x
  2. Step 2: Convert to fraction form
    61,633.20/85,052.42 = 34,775.02/x
  3. Step 3: Cross multiply
    61,633.20x = 85,052.42 × 34,775.02
  4. Step 4: Simplify right side
    61,633.20x = 2,957,699,181.29
  5. Step 5: Solve for x
    x = 2,957,699,181.29/61,633.20
  6. Step 6: Final answer
    x = 47,988.73

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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.