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Finding the Fourth Proportional to 63,166.34, 94,642.46 and 38,153.84

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Solution

The fourth proportional to 63,166.34, 94,642.46 and 38,153.84 is: 57,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,166.34 : 94,642.46 = 38,153.84 : x
  2. Step 2: Convert to fraction form
    63,166.34/94,642.46 = 38,153.84/x
  3. Step 3: Cross multiply
    63,166.34x = 94,642.46 × 38,153.84
  4. Step 4: Simplify right side
    63,166.34x = 3,610,973,276.05
  5. Step 5: Solve for x
    x = 3,610,973,276.05/63,166.34
  6. Step 6: Final answer
    x = 57,166.10

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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.