Home / 90,963.27-136,465.67-27,792.38

Finding the Fourth Proportional to 90,963.27, 136,465.67 and 27,792.38

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Solution

The fourth proportional to 90,963.27, 136,465.67 and 27,792.38 is: 41,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,963.27 : 136,465.67 = 27,792.38 : x
  2. Step 2: Convert to fraction form
    90,963.27/136,465.67 = 27,792.38/x
  3. Step 3: Cross multiply
    90,963.27x = 136,465.67 × 27,792.38
  4. Step 4: Simplify right side
    90,963.27x = 3,792,706,168.24
  5. Step 5: Solve for x
    x = 3,792,706,168.24/90,963.27
  6. Step 6: Final answer
    x = 41,694.92

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1.5x scale

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.