Home / 84,424.16-126,524.60-44,361.28

Finding the Fourth Proportional to 84,424.16, 126,524.60 and 44,361.28

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Solution

The fourth proportional to 84,424.16, 126,524.60 and 44,361.28 is: 66,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,424.16 : 126,524.60 = 44,361.28 : x
  2. Step 2: Convert to fraction form
    84,424.16/126,524.60 = 44,361.28/x
  3. Step 3: Cross multiply
    84,424.16x = 126,524.60 × 44,361.28
  4. Step 4: Simplify right side
    84,424.16x = 5,612,793,207.49
  5. Step 5: Solve for x
    x = 5,612,793,207.49/84,424.16
  6. Step 6: Final answer
    x = 66,483.26

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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.