Home / 67,984.25-101,975.94-26,431.25

Finding the Fourth Proportional to 67,984.25, 101,975.94 and 26,431.25

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Solution

The fourth proportional to 67,984.25, 101,975.94 and 26,431.25 is: 39,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,984.25 : 101,975.94 = 26,431.25 : x
  2. Step 2: Convert to fraction form
    67,984.25/101,975.94 = 26,431.25/x
  3. Step 3: Cross multiply
    67,984.25x = 101,975.94 × 26,431.25
  4. Step 4: Simplify right side
    67,984.25x = 2,695,351,054.25
  5. Step 5: Solve for x
    x = 2,695,351,054.25/67,984.25
  6. Step 6: Final answer
    x = 39,646.70

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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.