Home / 122,437.73-183,727.51-51,354.05

Finding the Fourth Proportional to 122,437.73, 183,727.51 and 51,354.05

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Solution

The fourth proportional to 122,437.73, 183,727.51 and 51,354.05 is: 77,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,437.73 : 183,727.51 = 51,354.05 : x
  2. Step 2: Convert to fraction form
    122,437.73/183,727.51 = 51,354.05/x
  3. Step 3: Cross multiply
    122,437.73x = 183,727.51 × 51,354.05
  4. Step 4: Simplify right side
    122,437.73x = 9,435,150,687.89
  5. Step 5: Solve for x
    x = 9,435,150,687.89/122,437.73
  6. Step 6: Final answer
    x = 77,060.81

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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.