Home / 122,182.73-183,229.13-42,200.34

Finding the Fourth Proportional to 122,182.73, 183,229.13 and 42,200.34

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Solution

The fourth proportional to 122,182.73, 183,229.13 and 42,200.34 is: 63,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,182.73 : 183,229.13 = 42,200.34 : x
  2. Step 2: Convert to fraction form
    122,182.73/183,229.13 = 42,200.34/x
  3. Step 3: Cross multiply
    122,182.73x = 183,229.13 × 42,200.34
  4. Step 4: Simplify right side
    122,182.73x = 7,732,331,372.90
  5. Step 5: Solve for x
    x = 7,732,331,372.90/122,182.73
  6. Step 6: Final answer
    x = 63,284.98

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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.