Home / 131,182.92-196,788.45-36,413.51

Finding the Fourth Proportional to 131,182.92, 196,788.45 and 36,413.51

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Solution

The fourth proportional to 131,182.92, 196,788.45 and 36,413.51 is: 54,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,182.92 : 196,788.45 = 36,413.51 : x
  2. Step 2: Convert to fraction form
    131,182.92/196,788.45 = 36,413.51/x
  3. Step 3: Cross multiply
    131,182.92x = 196,788.45 × 36,413.51
  4. Step 4: Simplify right side
    131,182.92x = 7,165,758,689.83
  5. Step 5: Solve for x
    x = 7,165,758,689.83/131,182.92
  6. Step 6: Final answer
    x = 54,624.17

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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.