Home / 215,029.07-296,747.72-118,240.29

Finding the Fourth Proportional to 215,029.07, 296,747.72 and 118,240.29

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Solution

The fourth proportional to 215,029.07, 296,747.72 and 118,240.29 is: 163,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,029.07 : 296,747.72 = 118,240.29 : x
  2. Step 2: Convert to fraction form
    215,029.07/296,747.72 = 118,240.29/x
  3. Step 3: Cross multiply
    215,029.07x = 296,747.72 × 118,240.29
  4. Step 4: Simplify right side
    215,029.07x = 35,087,535,878.44
  5. Step 5: Solve for x
    x = 35,087,535,878.44/215,029.07
  6. Step 6: Final answer
    x = 163,175.78

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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.