Home / 134,191.69-201,320.52-66,755.55

Finding the Fourth Proportional to 134,191.69, 201,320.52 and 66,755.55

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Solution

The fourth proportional to 134,191.69, 201,320.52 and 66,755.55 is: 100,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,191.69 : 201,320.52 = 66,755.55 : x
  2. Step 2: Convert to fraction form
    134,191.69/201,320.52 = 66,755.55/x
  3. Step 3: Cross multiply
    134,191.69x = 201,320.52 × 66,755.55
  4. Step 4: Simplify right side
    134,191.69x = 13,439,261,032.28
  5. Step 5: Solve for x
    x = 13,439,261,032.28/134,191.69
  6. Step 6: Final answer
    x = 100,149.73

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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.