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Finding the Fourth Proportional to 73,307.22, 101,165.94 and 39,773.22

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Solution

The fourth proportional to 73,307.22, 101,165.94 and 39,773.22 is: 54,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,307.22 : 101,165.94 = 39,773.22 : x
  2. Step 2: Convert to fraction form
    73,307.22/101,165.94 = 39,773.22/x
  3. Step 3: Cross multiply
    73,307.22x = 101,165.94 × 39,773.22
  4. Step 4: Simplify right side
    73,307.22x = 4,023,695,188.13
  5. Step 5: Solve for x
    x = 4,023,695,188.13/73,307.22
  6. Step 6: Final answer
    x = 54,888.12

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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.