Home / 129,751.00-178,790.69-95,705.55

Finding the Fourth Proportional to 129,751.00, 178,790.69 and 95,705.55

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Solution

The fourth proportional to 129,751.00, 178,790.69 and 95,705.55 is: 131,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,751.00 : 178,790.69 = 95,705.55 : x
  2. Step 2: Convert to fraction form
    129,751.00/178,790.69 = 95,705.55/x
  3. Step 3: Cross multiply
    129,751.00x = 178,790.69 × 95,705.55
  4. Step 4: Simplify right side
    129,751.00x = 17,111,261,560.59
  5. Step 5: Solve for x
    x = 17,111,261,560.59/129,751.00
  6. Step 6: Final answer
    x = 131,877.69

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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.