Home / 80,827.14-121,265.88-41,411.94

Finding the Fourth Proportional to 80,827.14, 121,265.88 and 41,411.94

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Solution

The fourth proportional to 80,827.14, 121,265.88 and 41,411.94 is: 62,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827.14 : 121,265.88 = 41,411.94 : x
  2. Step 2: Convert to fraction form
    80,827.14/121,265.88 = 41,411.94/x
  3. Step 3: Cross multiply
    80,827.14x = 121,265.88 × 41,411.94
  4. Step 4: Simplify right side
    80,827.14x = 5,021,855,346.61
  5. Step 5: Solve for x
    x = 5,021,855,346.61/80,827.14
  6. Step 6: Final answer
    x = 62,130.81

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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.