Home / 130,882.86-196,324.29-36,113.81

Finding the Fourth Proportional to 130,882.86, 196,324.29 and 36,113.81

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Solution

The fourth proportional to 130,882.86, 196,324.29 and 36,113.81 is: 54,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,882.86 : 196,324.29 = 36,113.81 : x
  2. Step 2: Convert to fraction form
    130,882.86/196,324.29 = 36,113.81/x
  3. Step 3: Cross multiply
    130,882.86x = 196,324.29 × 36,113.81
  4. Step 4: Simplify right side
    130,882.86x = 7,090,017,125.82
  5. Step 5: Solve for x
    x = 7,090,017,125.82/130,882.86
  6. Step 6: Final answer
    x = 54,170.71

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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.