Home / 79,042.06-118,539.16-41,581.47

Finding the Fourth Proportional to 79,042.06, 118,539.16 and 41,581.47

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Solution

The fourth proportional to 79,042.06, 118,539.16 and 41,581.47 is: 62,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,042.06 : 118,539.16 = 41,581.47 : x
  2. Step 2: Convert to fraction form
    79,042.06/118,539.16 = 41,581.47/x
  3. Step 3: Cross multiply
    79,042.06x = 118,539.16 × 41,581.47
  4. Step 4: Simplify right side
    79,042.06x = 4,929,033,021.86
  5. Step 5: Solve for x
    x = 4,929,033,021.86/79,042.06
  6. Step 6: Final answer
    x = 62,359.62

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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.