Home / 151,439.74-227,115.86-51,597.72

Finding the Fourth Proportional to 151,439.74, 227,115.86 and 51,597.72

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Solution

The fourth proportional to 151,439.74, 227,115.86 and 51,597.72 is: 77,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,439.74 : 227,115.86 = 51,597.72 : x
  2. Step 2: Convert to fraction form
    151,439.74/227,115.86 = 51,597.72/x
  3. Step 3: Cross multiply
    151,439.74x = 227,115.86 × 51,597.72
  4. Step 4: Simplify right side
    151,439.74x = 11,718,660,551.84
  5. Step 5: Solve for x
    x = 11,718,660,551.84/151,439.74
  6. Step 6: Final answer
    x = 77,381.67

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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.