Home / 215,266.99-322,725.52-75,124.03

Finding the Fourth Proportional to 215,266.99, 322,725.52 and 75,124.03

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Solution

The fourth proportional to 215,266.99, 322,725.52 and 75,124.03 is: 112,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,266.99 : 322,725.52 = 75,124.03 : x
  2. Step 2: Convert to fraction form
    215,266.99/322,725.52 = 75,124.03/x
  3. Step 3: Cross multiply
    215,266.99x = 322,725.52 × 75,124.03
  4. Step 4: Simplify right side
    215,266.99x = 24,244,440,839.43
  5. Step 5: Solve for x
    x = 24,244,440,839.43/215,266.99
  6. Step 6: Final answer
    x = 112,624.98

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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.