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Finding the Fourth Proportional to 73,381.50, 101,263.56 and 41,548.50

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Solution

The fourth proportional to 73,381.50, 101,263.56 and 41,548.50 is: 57,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,381.50 : 101,263.56 = 41,548.50 : x
  2. Step 2: Convert to fraction form
    73,381.50/101,263.56 = 41,548.50/x
  3. Step 3: Cross multiply
    73,381.50x = 101,263.56 × 41,548.50
  4. Step 4: Simplify right side
    73,381.50x = 4,207,349,022.66
  5. Step 5: Solve for x
    x = 4,207,349,022.66/73,381.50
  6. Step 6: Final answer
    x = 57,335.28

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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.