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Finding the Fourth Proportional to 56,364.03, 77,764.73 and 32,487.48

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Solution

The fourth proportional to 56,364.03, 77,764.73 and 32,487.48 is: 44,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,364.03 : 77,764.73 = 32,487.48 : x
  2. Step 2: Convert to fraction form
    56,364.03/77,764.73 = 32,487.48/x
  3. Step 3: Cross multiply
    56,364.03x = 77,764.73 × 32,487.48
  4. Step 4: Simplify right side
    56,364.03x = 2,526,379,948.14
  5. Step 5: Solve for x
    x = 2,526,379,948.14/56,364.03
  6. Step 6: Final answer
    x = 44,822.56

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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.