Home / 104,786.38-144,582.78-62,336.62

Finding the Fourth Proportional to 104,786.38, 144,582.78 and 62,336.62

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Solution

The fourth proportional to 104,786.38, 144,582.78 and 62,336.62 is: 86,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,786.38 : 144,582.78 = 62,336.62 : x
  2. Step 2: Convert to fraction form
    104,786.38/144,582.78 = 62,336.62/x
  3. Step 3: Cross multiply
    104,786.38x = 144,582.78 × 62,336.62
  4. Step 4: Simplify right side
    104,786.38x = 9,012,801,815.40
  5. Step 5: Solve for x
    x = 9,012,801,815.40/104,786.38
  6. Step 6: Final answer
    x = 86,011.20

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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.