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Finding the Fourth Proportional to 159,477.05, 239,215.90 and 149,733.95

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Solution

The fourth proportional to 159,477.05, 239,215.90 and 149,733.95 is: 224,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,477.05 : 239,215.90 = 149,733.95 : x
  2. Step 2: Convert to fraction form
    159,477.05/239,215.90 = 149,733.95/x
  3. Step 3: Cross multiply
    159,477.05x = 239,215.90 × 149,733.95
  4. Step 4: Simplify right side
    159,477.05x = 35,818,741,609.81
  5. Step 5: Solve for x
    x = 35,818,741,609.81/159,477.05
  6. Step 6: Final answer
    x = 224,601.23

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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.