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Finding the Fourth Proportional to 61,297.93, 84,591.22 and 34,440.42

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Solution

The fourth proportional to 61,297.93, 84,591.22 and 34,440.42 is: 47,527.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,297.93 : 84,591.22 = 34,440.42 : x
  2. Step 2: Convert to fraction form
    61,297.93/84,591.22 = 34,440.42/x
  3. Step 3: Cross multiply
    61,297.93x = 84,591.22 × 34,440.42
  4. Step 4: Simplify right side
    61,297.93x = 2,913,357,440.80
  5. Step 5: Solve for x
    x = 2,913,357,440.80/61,297.93
  6. Step 6: Final answer
    x = 47,527.83

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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.