Home / 267,851.24-401,780.70-127,624.68

Finding the Fourth Proportional to 267,851.24, 401,780.70 and 127,624.68

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Solution

The fourth proportional to 267,851.24, 401,780.70 and 127,624.68 is: 191,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,851.24 : 401,780.70 = 127,624.68 : x
  2. Step 2: Convert to fraction form
    267,851.24/401,780.70 = 127,624.68/x
  3. Step 3: Cross multiply
    267,851.24x = 401,780.70 × 127,624.68
  4. Step 4: Simplify right side
    267,851.24x = 51,277,133,267.68
  5. Step 5: Solve for x
    x = 51,277,133,267.68/267,851.24
  6. Step 6: Final answer
    x = 191,438.85

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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.