Home / 122,508.71-183,517.02-55,857.15

Finding the Fourth Proportional to 122,508.71, 183,517.02 and 55,857.15

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Solution

The fourth proportional to 122,508.71, 183,517.02 and 55,857.15 is: 83,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,508.71 : 183,517.02 = 55,857.15 : x
  2. Step 2: Convert to fraction form
    122,508.71/183,517.02 = 55,857.15/x
  3. Step 3: Cross multiply
    122,508.71x = 183,517.02 × 55,857.15
  4. Step 4: Simplify right side
    122,508.71x = 10,250,737,713.69
  5. Step 5: Solve for x
    x = 10,250,737,713.69/122,508.71
  6. Step 6: Final answer
    x = 83,673.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.