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Finding the Fourth Proportional to 95,502, 143,262.11 and 39,345.92

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Solution

The fourth proportional to 95,502, 143,262.11 and 39,345.92 is: 59,022.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,502 : 143,262.11 = 39,345.92 : x
  2. Step 2: Convert to fraction form
    95,502/143,262.11 = 39,345.92/x
  3. Step 3: Cross multiply
    95,502x = 143,262.11 × 39,345.92
  4. Step 4: Simplify right side
    95,502x = 5,636,778,901.15
  5. Step 5: Solve for x
    x = 5,636,778,901.15/95,502
  6. Step 6: Final answer
    x = 59,022.63

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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.