Home / 115,335.96-159,179.52-67,608.36

Finding the Fourth Proportional to 115,335.96, 159,179.52 and 67,608.36

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Solution

The fourth proportional to 115,335.96, 159,179.52 and 67,608.36 is: 93,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,335.96 : 159,179.52 = 67,608.36 : x
  2. Step 2: Convert to fraction form
    115,335.96/159,179.52 = 67,608.36/x
  3. Step 3: Cross multiply
    115,335.96x = 159,179.52 × 67,608.36
  4. Step 4: Simplify right side
    115,335.96x = 10,761,866,292.79
  5. Step 5: Solve for x
    x = 10,761,866,292.79/115,335.96
  6. Step 6: Final answer
    x = 93,308.85

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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.