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Finding the Fourth Proportional to 52,964.78, 79,445.96 and 26,662.46

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Solution

The fourth proportional to 52,964.78, 79,445.96 and 26,662.46 is: 39,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,964.78 : 79,445.96 = 26,662.46 : x
  2. Step 2: Convert to fraction form
    52,964.78/79,445.96 = 26,662.46/x
  3. Step 3: Cross multiply
    52,964.78x = 79,445.96 × 26,662.46
  4. Step 4: Simplify right side
    52,964.78x = 2,118,224,597.35
  5. Step 5: Solve for x
    x = 2,118,224,597.35/52,964.78
  6. Step 6: Final answer
    x = 39,993.08

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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.