Home / 49,139.19-73,720.26-14,077.89

Finding the Fourth Proportional to 49,139.19, 73,720.26 and 14,077.89

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Solution

The fourth proportional to 49,139.19, 73,720.26 and 14,077.89 is: 21,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,139.19 : 73,720.26 = 14,077.89 : x
  2. Step 2: Convert to fraction form
    49,139.19/73,720.26 = 14,077.89/x
  3. Step 3: Cross multiply
    49,139.19x = 73,720.26 × 14,077.89
  4. Step 4: Simplify right side
    49,139.19x = 1,037,825,711.05
  5. Step 5: Solve for x
    x = 1,037,825,711.05/49,139.19
  6. Step 6: Final answer
    x = 21,120.12

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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.