Home / 87,960.71-131,941.01-35,357.89

Finding the Fourth Proportional to 87,960.71, 131,941.01 and 35,357.89

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Solution

The fourth proportional to 87,960.71, 131,941.01 and 35,357.89 is: 53,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960.71 : 131,941.01 = 35,357.89 : x
  2. Step 2: Convert to fraction form
    87,960.71/131,941.01 = 35,357.89/x
  3. Step 3: Cross multiply
    87,960.71x = 131,941.01 × 35,357.89
  4. Step 4: Simplify right side
    87,960.71x = 4,665,155,718.07
  5. Step 5: Solve for x
    x = 4,665,155,718.07/87,960.71
  6. Step 6: Final answer
    x = 53,036.81

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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.