Home / 79,743-110,050.38-43,933.08

Finding the Fourth Proportional to 79,743, 110,050.38 and 43,933.08

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Solution

The fourth proportional to 79,743, 110,050.38 and 43,933.08 is: 60,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,743 : 110,050.38 = 43,933.08 : x
  2. Step 2: Convert to fraction form
    79,743/110,050.38 = 43,933.08/x
  3. Step 3: Cross multiply
    79,743x = 110,050.38 × 43,933.08
  4. Step 4: Simplify right side
    79,743x = 4,834,852,148.57
  5. Step 5: Solve for x
    x = 4,834,852,148.57/79,743
  6. Step 6: Final answer
    x = 60,630.43

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1.5x scale

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.