Home / 136,363.92-204,477.44-79,456.23

Finding the Fourth Proportional to 136,363.92, 204,477.44 and 79,456.23

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Solution

The fourth proportional to 136,363.92, 204,477.44 and 79,456.23 is: 119,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,363.92 : 204,477.44 = 79,456.23 : x
  2. Step 2: Convert to fraction form
    136,363.92/204,477.44 = 79,456.23/x
  3. Step 3: Cross multiply
    136,363.92x = 204,477.44 × 79,456.23
  4. Step 4: Simplify right side
    136,363.92x = 16,247,006,105.17
  5. Step 5: Solve for x
    x = 16,247,006,105.17/136,363.92
  6. Step 6: Final answer
    x = 119,144.46

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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.