Home / 124,144.31-171,319.15-67,556.09

Finding the Fourth Proportional to 124,144.31, 171,319.15 and 67,556.09

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Solution

The fourth proportional to 124,144.31, 171,319.15 and 67,556.09 is: 93,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,144.31 : 171,319.15 = 67,556.09 : x
  2. Step 2: Convert to fraction form
    124,144.31/171,319.15 = 67,556.09/x
  3. Step 3: Cross multiply
    124,144.31x = 171,319.15 × 67,556.09
  4. Step 4: Simplify right side
    124,144.31x = 11,573,652,428.87
  5. Step 5: Solve for x
    x = 11,573,652,428.87/124,144.31
  6. Step 6: Final answer
    x = 93,227.41

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1.5x scale

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.