Home / 215,029.92-296,748.90-118,241.12

Finding the Fourth Proportional to 215,029.92, 296,748.90 and 118,241.12

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Solution

The fourth proportional to 215,029.92, 296,748.90 and 118,241.12 is: 163,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,029.92 : 296,748.90 = 118,241.12 : x
  2. Step 2: Convert to fraction form
    215,029.92/296,748.90 = 118,241.12/x
  3. Step 3: Cross multiply
    215,029.92x = 296,748.90 × 118,241.12
  4. Step 4: Simplify right side
    215,029.92x = 35,087,920,811.02
  5. Step 5: Solve for x
    x = 35,087,920,811.02/215,029.92
  6. Step 6: Final answer
    x = 163,176.92

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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.