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Finding the Fourth Proportional to 60,644.58, 91,024.65 and 43,794.42

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Solution

The fourth proportional to 60,644.58, 91,024.65 and 43,794.42 is: 65,733.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,644.58 : 91,024.65 = 43,794.42 : x
  2. Step 2: Convert to fraction form
    60,644.58/91,024.65 = 43,794.42/x
  3. Step 3: Cross multiply
    60,644.58x = 91,024.65 × 43,794.42
  4. Step 4: Simplify right side
    60,644.58x = 3,986,371,752.45
  5. Step 5: Solve for x
    x = 3,986,371,752.45/60,644.58
  6. Step 6: Final answer
    x = 65,733.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.