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Finding the Fourth Proportional to 95,792.43, 143,688.59 and 45,179.69

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Solution

The fourth proportional to 95,792.43, 143,688.59 and 45,179.69 is: 67,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,792.43 : 143,688.59 = 45,179.69 : x
  2. Step 2: Convert to fraction form
    95,792.43/143,688.59 = 45,179.69/x
  3. Step 3: Cross multiply
    95,792.43x = 143,688.59 × 45,179.69
  4. Step 4: Simplify right side
    95,792.43x = 6,491,805,008.40
  5. Step 5: Solve for x
    x = 6,491,805,008.40/95,792.43
  6. Step 6: Final answer
    x = 67,769.50

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1.5x scale

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.