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Finding the Fourth Proportional to 73,590.72, 101,539.68 and 50,893.28

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Solution

The fourth proportional to 73,590.72, 101,539.68 and 50,893.28 is: 70,222.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,590.72 : 101,539.68 = 50,893.28 : x
  2. Step 2: Convert to fraction form
    73,590.72/101,539.68 = 50,893.28/x
  3. Step 3: Cross multiply
    73,590.72x = 101,539.68 × 50,893.28
  4. Step 4: Simplify right side
    73,590.72x = 5,167,687,365.35
  5. Step 5: Solve for x
    x = 5,167,687,365.35/73,590.72
  6. Step 6: Final answer
    x = 70,222.00

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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.