Home / 131,125.68-196,544.22-74,842.93

Finding the Fourth Proportional to 131,125.68, 196,544.22 and 74,842.93

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Solution

The fourth proportional to 131,125.68, 196,544.22 and 74,842.93 is: 112,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,125.68 : 196,544.22 = 74,842.93 : x
  2. Step 2: Convert to fraction form
    131,125.68/196,544.22 = 74,842.93/x
  3. Step 3: Cross multiply
    131,125.68x = 196,544.22 × 74,842.93
  4. Step 4: Simplify right side
    131,125.68x = 14,709,945,264.38
  5. Step 5: Solve for x
    x = 14,709,945,264.38/131,125.68
  6. Step 6: Final answer
    x = 112,182.03

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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.