Home / 66,961.14-92,407.07-36,748.42

Finding the Fourth Proportional to 66,961.14, 92,407.07 and 36,748.42

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Solution

The fourth proportional to 66,961.14, 92,407.07 and 36,748.42 is: 50,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,961.14 : 92,407.07 = 36,748.42 : x
  2. Step 2: Convert to fraction form
    66,961.14/92,407.07 = 36,748.42/x
  3. Step 3: Cross multiply
    66,961.14x = 92,407.07 × 36,748.42
  4. Step 4: Simplify right side
    66,961.14x = 3,395,813,819.33
  5. Step 5: Solve for x
    x = 3,395,813,819.33/66,961.14
  6. Step 6: Final answer
    x = 50,713.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.