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Finding the Fourth Proportional to 101,754.72, 152,675.82 and 39,468.96

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Solution

The fourth proportional to 101,754.72, 152,675.82 and 39,468.96 is: 59,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,754.72 : 152,675.82 = 39,468.96 : x
  2. Step 2: Convert to fraction form
    101,754.72/152,675.82 = 39,468.96/x
  3. Step 3: Cross multiply
    101,754.72x = 152,675.82 × 39,468.96
  4. Step 4: Simplify right side
    101,754.72x = 6,025,955,832.55
  5. Step 5: Solve for x
    x = 6,025,955,832.55/101,754.72
  6. Step 6: Final answer
    x = 59,220.41

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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.