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Finding the Fourth Proportional to 101,393.92, 152,047.28 and 34,840.72

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Solution

The fourth proportional to 101,393.92, 152,047.28 and 34,840.72 is: 52,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,393.92 : 152,047.28 = 34,840.72 : x
  2. Step 2: Convert to fraction form
    101,393.92/152,047.28 = 34,840.72/x
  3. Step 3: Cross multiply
    101,393.92x = 152,047.28 × 34,840.72
  4. Step 4: Simplify right side
    101,393.92x = 5,297,436,709.24
  5. Step 5: Solve for x
    x = 5,297,436,709.24/101,393.92
  6. Step 6: Final answer
    x = 52,246.10

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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.