Home / 122,326.28-183,250.42-84,285.85

Finding the Fourth Proportional to 122,326.28, 183,250.42 and 84,285.85

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Solution

The fourth proportional to 122,326.28, 183,250.42 and 84,285.85 is: 126,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,326.28 : 183,250.42 = 84,285.85 : x
  2. Step 2: Convert to fraction form
    122,326.28/183,250.42 = 84,285.85/x
  3. Step 3: Cross multiply
    122,326.28x = 183,250.42 × 84,285.85
  4. Step 4: Simplify right side
    122,326.28x = 15,445,417,412.56
  5. Step 5: Solve for x
    x = 15,445,417,412.56/122,326.28
  6. Step 6: Final answer
    x = 126,264.10

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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.