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Finding the Fourth Proportional to 57,830.04, 79,799.04 and 32,679.54

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Solution

The fourth proportional to 57,830.04, 79,799.04 and 32,679.54 is: 45,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,830.04 : 79,799.04 = 32,679.54 : x
  2. Step 2: Convert to fraction form
    57,830.04/79,799.04 = 32,679.54/x
  3. Step 3: Cross multiply
    57,830.04x = 79,799.04 × 32,679.54
  4. Step 4: Simplify right side
    57,830.04x = 2,607,795,919.64
  5. Step 5: Solve for x
    x = 2,607,795,919.64/57,830.04
  6. Step 6: Final answer
    x = 45,094.14

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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.