Home / 79,975.92-119,923.77-26,649.17

Finding the Fourth Proportional to 79,975.92, 119,923.77 and 26,649.17

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Solution

The fourth proportional to 79,975.92, 119,923.77 and 26,649.17 is: 39,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,975.92 : 119,923.77 = 26,649.17 : x
  2. Step 2: Convert to fraction form
    79,975.92/119,923.77 = 26,649.17/x
  3. Step 3: Cross multiply
    79,975.92x = 119,923.77 × 26,649.17
  4. Step 4: Simplify right side
    79,975.92x = 3,195,868,883.80
  5. Step 5: Solve for x
    x = 3,195,868,883.80/79,975.92
  6. Step 6: Final answer
    x = 39,960.39

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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.