Home / 104,019.57-143,511.35-58,691.97

Finding the Fourth Proportional to 104,019.57, 143,511.35 and 58,691.97

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Solution

The fourth proportional to 104,019.57, 143,511.35 and 58,691.97 is: 80,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,019.57 : 143,511.35 = 58,691.97 : x
  2. Step 2: Convert to fraction form
    104,019.57/143,511.35 = 58,691.97/x
  3. Step 3: Cross multiply
    104,019.57x = 143,511.35 × 58,691.97
  4. Step 4: Simplify right side
    104,019.57x = 8,422,963,555.40
  5. Step 5: Solve for x
    x = 8,422,963,555.40/104,019.57
  6. Step 6: Final answer
    x = 80,974.80

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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.