Home / 215,888.29-323,834.42-82,736.84

Finding the Fourth Proportional to 215,888.29, 323,834.42 and 82,736.84

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Solution

The fourth proportional to 215,888.29, 323,834.42 and 82,736.84 is: 124,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,888.29 : 323,834.42 = 82,736.84 : x
  2. Step 2: Convert to fraction form
    215,888.29/323,834.42 = 82,736.84/x
  3. Step 3: Cross multiply
    215,888.29x = 323,834.42 × 82,736.84
  4. Step 4: Simplify right side
    215,888.29x = 26,793,037,610.46
  5. Step 5: Solve for x
    x = 26,793,037,610.46/215,888.29
  6. Step 6: Final answer
    x = 124,106.03

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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.