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Finding the Fourth Proportional to 64,757.52, 96,682.03 and 54,795.74

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Solution

The fourth proportional to 64,757.52, 96,682.03 and 54,795.74 is: 81,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757.52 : 96,682.03 = 54,795.74 : x
  2. Step 2: Convert to fraction form
    64,757.52/96,682.03 = 54,795.74/x
  3. Step 3: Cross multiply
    64,757.52x = 96,682.03 × 54,795.74
  4. Step 4: Simplify right side
    64,757.52x = 5,297,762,758.15
  5. Step 5: Solve for x
    x = 5,297,762,758.15/64,757.52
  6. Step 6: Final answer
    x = 81,809.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.