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Finding the Fourth Proportional to 101,135.04, 151,705.80 and 34,572.48

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Solution

The fourth proportional to 101,135.04, 151,705.80 and 34,572.48 is: 51,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,135.04 : 151,705.80 = 34,572.48 : x
  2. Step 2: Convert to fraction form
    101,135.04/151,705.80 = 34,572.48/x
  3. Step 3: Cross multiply
    101,135.04x = 151,705.80 × 34,572.48
  4. Step 4: Simplify right side
    101,135.04x = 5,244,845,736.38
  5. Step 5: Solve for x
    x = 5,244,845,736.38/101,135.04
  6. Step 6: Final answer
    x = 51,859.83

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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.