Home / 118,121.21-177,182.53-29,374.72

Finding the Fourth Proportional to 118,121.21, 177,182.53 and 29,374.72

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Solution

The fourth proportional to 118,121.21, 177,182.53 and 29,374.72 is: 44,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,121.21 : 177,182.53 = 29,374.72 : x
  2. Step 2: Convert to fraction form
    118,121.21/177,182.53 = 29,374.72/x
  3. Step 3: Cross multiply
    118,121.21x = 177,182.53 × 29,374.72
  4. Step 4: Simplify right side
    118,121.21x = 5,204,687,207.64
  5. Step 5: Solve for x
    x = 5,204,687,207.64/118,121.21
  6. Step 6: Final answer
    x = 44,062.26

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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.