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Finding the Fourth Proportional to 95,172.86, 142,703.95 and 36,013.10

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Solution

The fourth proportional to 95,172.86, 142,703.95 and 36,013.10 is: 53,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,172.86 : 142,703.95 = 36,013.10 : x
  2. Step 2: Convert to fraction form
    95,172.86/142,703.95 = 36,013.10/x
  3. Step 3: Cross multiply
    95,172.86x = 142,703.95 × 36,013.10
  4. Step 4: Simplify right side
    95,172.86x = 5,139,211,621.75
  5. Step 5: Solve for x
    x = 5,139,211,621.75/95,172.86
  6. Step 6: Final answer
    x = 53,998.71

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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.