Home / 65,979.05-99,056.12-63,704.57

Finding the Fourth Proportional to 65,979.05, 99,056.12 and 63,704.57

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Solution

The fourth proportional to 65,979.05, 99,056.12 and 63,704.57 is: 95,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,979.05 : 99,056.12 = 63,704.57 : x
  2. Step 2: Convert to fraction form
    65,979.05/99,056.12 = 63,704.57/x
  3. Step 3: Cross multiply
    65,979.05x = 99,056.12 × 63,704.57
  4. Step 4: Simplify right side
    65,979.05x = 6,310,326,716.66
  5. Step 5: Solve for x
    x = 6,310,326,716.66/65,979.05
  6. Step 6: Final answer
    x = 95,641.38

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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.