Home / 49,191.70-73,678.20-38,062.30

Finding the Fourth Proportional to 49,191.70, 73,678.20 and 38,062.30

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Solution

The fourth proportional to 49,191.70, 73,678.20 and 38,062.30 is: 57,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,191.70 : 73,678.20 = 38,062.30 : x
  2. Step 2: Convert to fraction form
    49,191.70/73,678.20 = 38,062.30/x
  3. Step 3: Cross multiply
    49,191.70x = 73,678.20 × 38,062.30
  4. Step 4: Simplify right side
    49,191.70x = 2,804,361,751.86
  5. Step 5: Solve for x
    x = 2,804,361,751.86/49,191.70
  6. Step 6: Final answer
    x = 57,008.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.