Home / 215,928.95-323,884.07-73,786.91

Finding the Fourth Proportional to 215,928.95, 323,884.07 and 73,786.91

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Solution

The fourth proportional to 215,928.95, 323,884.07 and 73,786.91 is: 110,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,928.95 : 323,884.07 = 73,786.91 : x
  2. Step 2: Convert to fraction form
    215,928.95/323,884.07 = 73,786.91/x
  3. Step 3: Cross multiply
    215,928.95x = 323,884.07 × 73,786.91
  4. Step 4: Simplify right side
    215,928.95x = 23,898,404,723.52
  5. Step 5: Solve for x
    x = 23,898,404,723.52/215,928.95
  6. Step 6: Final answer
    x = 110,677.17

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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.