Home / 122,227.60-183,319.02-51,131.30

Finding the Fourth Proportional to 122,227.60, 183,319.02 and 51,131.30

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Solution

The fourth proportional to 122,227.60, 183,319.02 and 51,131.30 is: 76,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,227.60 : 183,319.02 = 51,131.30 : x
  2. Step 2: Convert to fraction form
    122,227.60/183,319.02 = 51,131.30/x
  3. Step 3: Cross multiply
    122,227.60x = 183,319.02 × 51,131.30
  4. Step 4: Simplify right side
    122,227.60x = 9,373,339,807.33
  5. Step 5: Solve for x
    x = 9,373,339,807.33/122,227.60
  6. Step 6: Final answer
    x = 76,687.59

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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.