Home / 61,517.40-84,890.87-34,661.49

Finding the Fourth Proportional to 61,517.40, 84,890.87 and 34,661.49

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Solution

The fourth proportional to 61,517.40, 84,890.87 and 34,661.49 is: 47,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,517.40 : 84,890.87 = 34,661.49 : x
  2. Step 2: Convert to fraction form
    61,517.40/84,890.87 = 34,661.49/x
  3. Step 3: Cross multiply
    61,517.40x = 84,890.87 × 34,661.49
  4. Step 4: Simplify right side
    61,517.40x = 2,942,443,868.29
  5. Step 5: Solve for x
    x = 2,942,443,868.29/61,517.40
  6. Step 6: Final answer
    x = 47,831.09

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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.