Home / 215,166.32-296,908.72-124,504.20

Finding the Fourth Proportional to 215,166.32, 296,908.72 and 124,504.20

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Solution

The fourth proportional to 215,166.32, 296,908.72 and 124,504.20 is: 171,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,166.32 : 296,908.72 = 124,504.20 : x
  2. Step 2: Convert to fraction form
    215,166.32/296,908.72 = 124,504.20/x
  3. Step 3: Cross multiply
    215,166.32x = 296,908.72 × 124,504.20
  4. Step 4: Simplify right side
    215,166.32x = 36,966,382,656.62
  5. Step 5: Solve for x
    x = 36,966,382,656.62/215,166.32
  6. Step 6: Final answer
    x = 171,803.76

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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.