Home / 124,553.31-171,887.73-67,967.79

Finding the Fourth Proportional to 124,553.31, 171,887.73 and 67,967.79

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Solution

The fourth proportional to 124,553.31, 171,887.73 and 67,967.79 is: 93,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,553.31 : 171,887.73 = 67,967.79 : x
  2. Step 2: Convert to fraction form
    124,553.31/171,887.73 = 67,967.79/x
  3. Step 3: Cross multiply
    124,553.31x = 171,887.73 × 67,967.79
  4. Step 4: Simplify right side
    124,553.31x = 11,682,829,136.22
  5. Step 5: Solve for x
    x = 11,682,829,136.22/124,553.31
  6. Step 6: Final answer
    x = 93,797.82

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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.