Home / 113,542.08-169,991.82-60,112.68

Finding the Fourth Proportional to 113,542.08, 169,991.82 and 60,112.68

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Solution

The fourth proportional to 113,542.08, 169,991.82 and 60,112.68 is: 89,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,542.08 : 169,991.82 = 60,112.68 : x
  2. Step 2: Convert to fraction form
    113,542.08/169,991.82 = 60,112.68/x
  3. Step 3: Cross multiply
    113,542.08x = 169,991.82 × 60,112.68
  4. Step 4: Simplify right side
    113,542.08x = 10,218,663,878.28
  5. Step 5: Solve for x
    x = 10,218,663,878.28/113,542.08
  6. Step 6: Final answer
    x = 89,998.91

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1.5x scale

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.