Home / 79,313.91-118,865.15-41,865.18

Finding the Fourth Proportional to 79,313.91, 118,865.15 and 41,865.18

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Solution

The fourth proportional to 79,313.91, 118,865.15 and 41,865.18 is: 62,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,313.91 : 118,865.15 = 41,865.18 : x
  2. Step 2: Convert to fraction form
    79,313.91/118,865.15 = 41,865.18/x
  3. Step 3: Cross multiply
    79,313.91x = 118,865.15 × 41,865.18
  4. Step 4: Simplify right side
    79,313.91x = 4,976,310,900.48
  5. Step 5: Solve for x
    x = 4,976,310,900.48/79,313.91
  6. Step 6: Final answer
    x = 62,741.97

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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.