Home / 49,088.16-67,781.61-40,014.95

Finding the Fourth Proportional to 49,088.16, 67,781.61 and 40,014.95

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Solution

The fourth proportional to 49,088.16, 67,781.61 and 40,014.95 is: 55,253.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,088.16 : 67,781.61 = 40,014.95 : x
  2. Step 2: Convert to fraction form
    49,088.16/67,781.61 = 40,014.95/x
  3. Step 3: Cross multiply
    49,088.16x = 67,781.61 × 40,014.95
  4. Step 4: Simplify right side
    49,088.16x = 2,712,277,396.16
  5. Step 5: Solve for x
    x = 2,712,277,396.16/49,088.16
  6. Step 6: Final answer
    x = 55,253.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.