Home / 121,599.72-182,320.62-50,502.84

Finding the Fourth Proportional to 121,599.72, 182,320.62 and 50,502.84

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Solution

The fourth proportional to 121,599.72, 182,320.62 and 50,502.84 is: 75,721.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,599.72 : 182,320.62 = 50,502.84 : x
  2. Step 2: Convert to fraction form
    121,599.72/182,320.62 = 50,502.84/x
  3. Step 3: Cross multiply
    121,599.72x = 182,320.62 × 50,502.84
  4. Step 4: Simplify right side
    121,599.72x = 9,207,709,100.56
  5. Step 5: Solve for x
    x = 9,207,709,100.56/121,599.72
  6. Step 6: Final answer
    x = 75,721.47

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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.