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Finding the Fourth Proportional to 68,952.71, 95,165.81 and 64,450.22

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Solution

The fourth proportional to 68,952.71, 95,165.81 and 64,450.22 is: 88,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,952.71 : 95,165.81 = 64,450.22 : x
  2. Step 2: Convert to fraction form
    68,952.71/95,165.81 = 64,450.22/x
  3. Step 3: Cross multiply
    68,952.71x = 95,165.81 × 64,450.22
  4. Step 4: Simplify right side
    68,952.71x = 6,133,456,592.90
  5. Step 5: Solve for x
    x = 6,133,456,592.90/68,952.71
  6. Step 6: Final answer
    x = 88,951.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.