Home / 64,731.64-97,135.20-27,289.42

Finding the Fourth Proportional to 64,731.64, 97,135.20 and 27,289.42

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Solution

The fourth proportional to 64,731.64, 97,135.20 and 27,289.42 is: 40,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,731.64 : 97,135.20 = 27,289.42 : x
  2. Step 2: Convert to fraction form
    64,731.64/97,135.20 = 27,289.42/x
  3. Step 3: Cross multiply
    64,731.64x = 97,135.20 × 27,289.42
  4. Step 4: Simplify right side
    64,731.64x = 2,650,763,269.58
  5. Step 5: Solve for x
    x = 2,650,763,269.58/64,731.64
  6. Step 6: Final answer
    x = 40,950.04

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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.