Home / 79,846.20-119,769.30-37,712.43

Finding the Fourth Proportional to 79,846.20, 119,769.30 and 37,712.43

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Solution

The fourth proportional to 79,846.20, 119,769.30 and 37,712.43 is: 56,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,846.20 : 119,769.30 = 37,712.43 : x
  2. Step 2: Convert to fraction form
    79,846.20/119,769.30 = 37,712.43/x
  3. Step 3: Cross multiply
    79,846.20x = 119,769.30 × 37,712.43
  4. Step 4: Simplify right side
    79,846.20x = 4,516,791,342.40
  5. Step 5: Solve for x
    x = 4,516,791,342.40/79,846.20
  6. Step 6: Final answer
    x = 56,568.65

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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.