Home / 104,218.14-143,819.55-58,895.71

Finding the Fourth Proportional to 104,218.14, 143,819.55 and 58,895.71

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Solution

The fourth proportional to 104,218.14, 143,819.55 and 58,895.71 is: 81,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,218.14 : 143,819.55 = 58,895.71 : x
  2. Step 2: Convert to fraction form
    104,218.14/143,819.55 = 58,895.71/x
  3. Step 3: Cross multiply
    104,218.14x = 143,819.55 × 58,895.71
  4. Step 4: Simplify right side
    104,218.14x = 8,470,354,149.58
  5. Step 5: Solve for x
    x = 8,470,354,149.58/104,218.14
  6. Step 6: Final answer
    x = 81,275.24

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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.