Home / 77,049.74-106,318.18-43,053.96

Finding the Fourth Proportional to 77,049.74, 106,318.18 and 43,053.96

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Solution

The fourth proportional to 77,049.74, 106,318.18 and 43,053.96 is: 59,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,049.74 : 106,318.18 = 43,053.96 : x
  2. Step 2: Convert to fraction form
    77,049.74/106,318.18 = 43,053.96/x
  3. Step 3: Cross multiply
    77,049.74x = 106,318.18 × 43,053.96
  4. Step 4: Simplify right side
    77,049.74x = 4,577,418,668.99
  5. Step 5: Solve for x
    x = 4,577,418,668.99/77,049.74
  6. Step 6: Final answer
    x = 59,408.62

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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.