Home / 78,932.12-108,926.28-44,938.85

Finding the Fourth Proportional to 78,932.12, 108,926.28 and 44,938.85

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Solution

The fourth proportional to 78,932.12, 108,926.28 and 44,938.85 is: 62,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,932.12 : 108,926.28 = 44,938.85 : x
  2. Step 2: Convert to fraction form
    78,932.12/108,926.28 = 44,938.85/x
  3. Step 3: Cross multiply
    78,932.12x = 108,926.28 × 44,938.85
  4. Step 4: Simplify right side
    78,932.12x = 4,895,021,213.35
  5. Step 5: Solve for x
    x = 4,895,021,213.35/78,932.12
  6. Step 6: Final answer
    x = 62,015.58

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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.