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Finding the Fourth Proportional to 199,494.46, 299,238.45 and 94,388.86

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Solution

The fourth proportional to 199,494.46, 299,238.45 and 94,388.86 is: 141,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,494.46 : 299,238.45 = 94,388.86 : x
  2. Step 2: Convert to fraction form
    199,494.46/299,238.45 = 94,388.86/x
  3. Step 3: Cross multiply
    199,494.46x = 299,238.45 × 94,388.86
  4. Step 4: Simplify right side
    199,494.46x = 28,244,776,163.67
  5. Step 5: Solve for x
    x = 28,244,776,163.67/199,494.46
  6. Step 6: Final answer
    x = 141,581.76

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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.