Home / 109,664.45-164,502.52-34,790.58

Finding the Fourth Proportional to 109,664.45, 164,502.52 and 34,790.58

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Solution

The fourth proportional to 109,664.45, 164,502.52 and 34,790.58 is: 52,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,664.45 : 164,502.52 = 34,790.58 : x
  2. Step 2: Convert to fraction form
    109,664.45/164,502.52 = 34,790.58/x
  3. Step 3: Cross multiply
    109,664.45x = 164,502.52 × 34,790.58
  4. Step 4: Simplify right side
    109,664.45x = 5,723,138,082.26
  5. Step 5: Solve for x
    x = 5,723,138,082.26/109,664.45
  6. Step 6: Final answer
    x = 52,187.72

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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.