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Finding the Fourth Proportional to 125,859.39, 188,744.12 and 41,604.00

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Solution

The fourth proportional to 125,859.39, 188,744.12 and 41,604.00 is: 62,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,859.39 : 188,744.12 = 41,604.00 : x
  2. Step 2: Convert to fraction form
    125,859.39/188,744.12 = 41,604.00/x
  3. Step 3: Cross multiply
    125,859.39x = 188,744.12 × 41,604.00
  4. Step 4: Simplify right side
    125,859.39x = 7,852,509,842.71
  5. Step 5: Solve for x
    x = 7,852,509,842.71/125,859.39
  6. Step 6: Final answer
    x = 62,391.13

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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.