Home / 67,077.67-100,637.58-27,653.35

Finding the Fourth Proportional to 67,077.67, 100,637.58 and 27,653.35

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Solution

The fourth proportional to 67,077.67, 100,637.58 and 27,653.35 is: 41,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,077.67 : 100,637.58 = 27,653.35 : x
  2. Step 2: Convert to fraction form
    67,077.67/100,637.58 = 27,653.35/x
  3. Step 3: Cross multiply
    67,077.67x = 100,637.58 × 27,653.35
  4. Step 4: Simplify right side
    67,077.67x = 2,782,966,222.89
  5. Step 5: Solve for x
    x = 2,782,966,222.89/67,077.67
  6. Step 6: Final answer
    x = 41,488.71

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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.