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Finding the Fourth Proportional to 79,012.86, 118,495.14 and 41,552.58

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Solution

The fourth proportional to 79,012.86, 118,495.14 and 41,552.58 is: 62,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,012.86 : 118,495.14 = 41,552.58 : x
  2. Step 2: Convert to fraction form
    79,012.86/118,495.14 = 41,552.58/x
  3. Step 3: Cross multiply
    79,012.86x = 118,495.14 × 41,552.58
  4. Step 4: Simplify right side
    79,012.86x = 4,923,778,784.46
  5. Step 5: Solve for x
    x = 4,923,778,784.46/79,012.86
  6. Step 6: Final answer
    x = 62,316.17

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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.