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Finding the Fourth Proportional to 95,612.96, 143,437.64 and 45,696.96

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Solution

The fourth proportional to 95,612.96, 143,437.64 and 45,696.96 is: 68,554.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,612.96 : 143,437.64 = 45,696.96 : x
  2. Step 2: Convert to fraction form
    95,612.96/143,437.64 = 45,696.96/x
  3. Step 3: Cross multiply
    95,612.96x = 143,437.64 × 45,696.96
  4. Step 4: Simplify right side
    95,612.96x = 6,554,664,097.57
  5. Step 5: Solve for x
    x = 6,554,664,097.57/95,612.96
  6. Step 6: Final answer
    x = 68,554.14

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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.