Home / 215,029.38-296,748.16-118,240.60

Finding the Fourth Proportional to 215,029.38, 296,748.16 and 118,240.60

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Solution

The fourth proportional to 215,029.38, 296,748.16 and 118,240.60 is: 163,176.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,029.38 : 296,748.16 = 118,240.60 : x
  2. Step 2: Convert to fraction form
    215,029.38/296,748.16 = 118,240.60/x
  3. Step 3: Cross multiply
    215,029.38x = 296,748.16 × 118,240.60
  4. Step 4: Simplify right side
    215,029.38x = 35,087,680,487.30
  5. Step 5: Solve for x
    x = 35,087,680,487.30/215,029.38
  6. Step 6: Final answer
    x = 163,176.22

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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.