Home / 131,045.37-196,568.30-36,275.83

Finding the Fourth Proportional to 131,045.37, 196,568.30 and 36,275.83

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Solution

The fourth proportional to 131,045.37, 196,568.30 and 36,275.83 is: 54,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,045.37 : 196,568.30 = 36,275.83 : x
  2. Step 2: Convert to fraction form
    131,045.37/196,568.30 = 36,275.83/x
  3. Step 3: Cross multiply
    131,045.37x = 196,568.30 × 36,275.83
  4. Step 4: Simplify right side
    131,045.37x = 7,130,677,833.46
  5. Step 5: Solve for x
    x = 7,130,677,833.46/131,045.37
  6. Step 6: Final answer
    x = 54,413.81

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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.