Home / 80,488.45-111,073.23-44,677.54

Finding the Fourth Proportional to 80,488.45, 111,073.23 and 44,677.54

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Solution

The fourth proportional to 80,488.45, 111,073.23 and 44,677.54 is: 61,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,488.45 : 111,073.23 = 44,677.54 : x
  2. Step 2: Convert to fraction form
    80,488.45/111,073.23 = 44,677.54/x
  3. Step 3: Cross multiply
    80,488.45x = 111,073.23 × 44,677.54
  4. Step 4: Simplify right side
    80,488.45x = 4,962,478,676.25
  5. Step 5: Solve for x
    x = 4,962,478,676.25/80,488.45
  6. Step 6: Final answer
    x = 61,654.54

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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.