Home / 109,650.36-164,475.12-43,043.88

Finding the Fourth Proportional to 109,650.36, 164,475.12 and 43,043.88

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Solution

The fourth proportional to 109,650.36, 164,475.12 and 43,043.88 is: 64,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,650.36 : 164,475.12 = 43,043.88 : x
  2. Step 2: Convert to fraction form
    109,650.36/164,475.12 = 43,043.88/x
  3. Step 3: Cross multiply
    109,650.36x = 164,475.12 × 43,043.88
  4. Step 4: Simplify right side
    109,650.36x = 7,079,647,328.27
  5. Step 5: Solve for x
    x = 7,079,647,328.27/109,650.36
  6. Step 6: Final answer
    x = 64,565.66

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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.