Home / 79,831.84-110,175.33-45,844.78

Finding the Fourth Proportional to 79,831.84, 110,175.33 and 45,844.78

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Solution

The fourth proportional to 79,831.84, 110,175.33 and 45,844.78 is: 63,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,831.84 : 110,175.33 = 45,844.78 : x
  2. Step 2: Convert to fraction form
    79,831.84/110,175.33 = 45,844.78/x
  3. Step 3: Cross multiply
    79,831.84x = 110,175.33 × 45,844.78
  4. Step 4: Simplify right side
    79,831.84x = 5,050,963,765.28
  5. Step 5: Solve for x
    x = 5,050,963,765.28/79,831.84
  6. Step 6: Final answer
    x = 63,270.04

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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.