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Finding the Fourth Proportional to 65,934.52, 90,996.15 and 37,644.46

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Solution

The fourth proportional to 65,934.52, 90,996.15 and 37,644.46 is: 51,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934.52 : 90,996.15 = 37,644.46 : x
  2. Step 2: Convert to fraction form
    65,934.52/90,996.15 = 37,644.46/x
  3. Step 3: Cross multiply
    65,934.52x = 90,996.15 × 37,644.46
  4. Step 4: Simplify right side
    65,934.52x = 3,425,500,928.83
  5. Step 5: Solve for x
    x = 3,425,500,928.83/65,934.52
  6. Step 6: Final answer
    x = 51,953.07

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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.