Home / 124,273.62-171,497.79-67,685.22

Finding the Fourth Proportional to 124,273.62, 171,497.79 and 67,685.22

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Solution

The fourth proportional to 124,273.62, 171,497.79 and 67,685.22 is: 93,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,273.62 : 171,497.79 = 67,685.22 : x
  2. Step 2: Convert to fraction form
    124,273.62/171,497.79 = 67,685.22/x
  3. Step 3: Cross multiply
    124,273.62x = 171,497.79 × 67,685.22
  4. Step 4: Simplify right side
    124,273.62x = 11,607,865,645.66
  5. Step 5: Solve for x
    x = 11,607,865,645.66/124,273.62
  6. Step 6: Final answer
    x = 93,405.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.