Home / 67,774.16-101,615.88-26,172.56

Finding the Fourth Proportional to 67,774.16, 101,615.88 and 26,172.56

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Solution

The fourth proportional to 67,774.16, 101,615.88 and 26,172.56 is: 39,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,774.16 : 101,615.88 = 26,172.56 : x
  2. Step 2: Convert to fraction form
    67,774.16/101,615.88 = 26,172.56/x
  3. Step 3: Cross multiply
    67,774.16x = 101,615.88 × 26,172.56
  4. Step 4: Simplify right side
    67,774.16x = 2,659,547,716.25
  5. Step 5: Solve for x
    x = 2,659,547,716.25/67,774.16
  6. Step 6: Final answer
    x = 39,241.32

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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.