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Finding the Fourth Proportional to 56,654, 85,311.56 and 41,967.08

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Solution

The fourth proportional to 56,654, 85,311.56 and 41,967.08 is: 63,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,654 : 85,311.56 = 41,967.08 : x
  2. Step 2: Convert to fraction form
    56,654/85,311.56 = 41,967.08/x
  3. Step 3: Cross multiply
    56,654x = 85,311.56 × 41,967.08
  4. Step 4: Simplify right side
    56,654x = 3,580,277,063.44
  5. Step 5: Solve for x
    x = 3,580,277,063.44/56,654
  6. Step 6: Final answer
    x = 63,195.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.