Home / 61,002.28-84,163.96-34,140.52

Finding the Fourth Proportional to 61,002.28, 84,163.96 and 34,140.52

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Solution

The fourth proportional to 61,002.28, 84,163.96 and 34,140.52 is: 47,103.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,002.28 : 84,163.96 = 34,140.52 : x
  2. Step 2: Convert to fraction form
    61,002.28/84,163.96 = 34,140.52/x
  3. Step 3: Cross multiply
    61,002.28x = 84,163.96 × 34,140.52
  4. Step 4: Simplify right side
    61,002.28x = 2,873,401,359.66
  5. Step 5: Solve for x
    x = 2,873,401,359.66/61,002.28
  6. Step 6: Final answer
    x = 47,103.18

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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.