Home / 77,919.27-116,797.34-44,143.13

Finding the Fourth Proportional to 77,919.27, 116,797.34 and 44,143.13

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Solution

The fourth proportional to 77,919.27, 116,797.34 and 44,143.13 is: 66,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,919.27 : 116,797.34 = 44,143.13 : x
  2. Step 2: Convert to fraction form
    77,919.27/116,797.34 = 44,143.13/x
  3. Step 3: Cross multiply
    77,919.27x = 116,797.34 × 44,143.13
  4. Step 4: Simplify right side
    77,919.27x = 5,155,799,908.64
  5. Step 5: Solve for x
    x = 5,155,799,908.64/77,919.27
  6. Step 6: Final answer
    x = 66,168.49

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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.