Home / 80,748.60-111,431.55-44,938.29

Finding the Fourth Proportional to 80,748.60, 111,431.55 and 44,938.29

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Solution

The fourth proportional to 80,748.60, 111,431.55 and 44,938.29 is: 62,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,748.60 : 111,431.55 = 44,938.29 : x
  2. Step 2: Convert to fraction form
    80,748.60/111,431.55 = 44,938.29/x
  3. Step 3: Cross multiply
    80,748.60x = 111,431.55 × 44,938.29
  4. Step 4: Simplify right side
    80,748.60x = 5,007,543,309.05
  5. Step 5: Solve for x
    x = 5,007,543,309.05/80,748.60
  6. Step 6: Final answer
    x = 62,014.00

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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.