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Finding the Fourth Proportional to 73,883.74, 101,955.36 and 43,671.85

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Solution

The fourth proportional to 73,883.74, 101,955.36 and 43,671.85 is: 60,264.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,883.74 : 101,955.36 = 43,671.85 : x
  2. Step 2: Convert to fraction form
    73,883.74/101,955.36 = 43,671.85/x
  3. Step 3: Cross multiply
    73,883.74x = 101,955.36 × 43,671.85
  4. Step 4: Simplify right side
    73,883.74x = 4,452,579,188.62
  5. Step 5: Solve for x
    x = 4,452,579,188.62/73,883.74
  6. Step 6: Final answer
    x = 60,264.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.