Home / 117,789.92-162,496.46-70,016.12

Finding the Fourth Proportional to 117,789.92, 162,496.46 and 70,016.12

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Solution

The fourth proportional to 117,789.92, 162,496.46 and 70,016.12 is: 96,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,789.92 : 162,496.46 = 70,016.12 : x
  2. Step 2: Convert to fraction form
    117,789.92/162,496.46 = 70,016.12/x
  3. Step 3: Cross multiply
    117,789.92x = 162,496.46 × 70,016.12
  4. Step 4: Simplify right side
    117,789.92x = 11,377,371,642.94
  5. Step 5: Solve for x
    x = 11,377,371,642.94/117,789.92
  6. Step 6: Final answer
    x = 96,590.37

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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.