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Finding the Fourth Proportional to 106,568.67, 159,740.39 and 35,472.34

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Solution

The fourth proportional to 106,568.67, 159,740.39 and 35,472.34 is: 53,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.67 : 159,740.39 = 35,472.34 : x
  2. Step 2: Convert to fraction form
    106,568.67/159,740.39 = 35,472.34/x
  3. Step 3: Cross multiply
    106,568.67x = 159,740.39 × 35,472.34
  4. Step 4: Simplify right side
    106,568.67x = 5,666,364,616.10
  5. Step 5: Solve for x
    x = 5,666,364,616.10/106,568.67
  6. Step 6: Final answer
    x = 53,171.02

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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.