Home / 80,684.10-111,335.52-44,868.30

Finding the Fourth Proportional to 80,684.10, 111,335.52 and 44,868.30

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Solution

The fourth proportional to 80,684.10, 111,335.52 and 44,868.30 is: 61,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,684.10 : 111,335.52 = 44,868.30 : x
  2. Step 2: Convert to fraction form
    80,684.10/111,335.52 = 44,868.30/x
  3. Step 3: Cross multiply
    80,684.10x = 111,335.52 × 44,868.30
  4. Step 4: Simplify right side
    80,684.10x = 4,995,435,512.02
  5. Step 5: Solve for x
    x = 4,995,435,512.02/80,684.10
  6. Step 6: Final answer
    x = 61,913.51

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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.