Home / 141,160.72-194,804.52-80,741.20

Finding the Fourth Proportional to 141,160.72, 194,804.52 and 80,741.20

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Solution

The fourth proportional to 141,160.72, 194,804.52 and 80,741.20 is: 111,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,160.72 : 194,804.52 = 80,741.20 : x
  2. Step 2: Convert to fraction form
    141,160.72/194,804.52 = 80,741.20/x
  3. Step 3: Cross multiply
    141,160.72x = 194,804.52 × 80,741.20
  4. Step 4: Simplify right side
    141,160.72x = 15,728,750,710.22
  5. Step 5: Solve for x
    x = 15,728,750,710.22/141,160.72
  6. Step 6: Final answer
    x = 111,424.42

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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.