Home / 109,644.30-164,472.27-34,770.35

Finding the Fourth Proportional to 109,644.30, 164,472.27 and 34,770.35

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Solution

The fourth proportional to 109,644.30, 164,472.27 and 34,770.35 is: 52,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,644.30 : 164,472.27 = 34,770.35 : x
  2. Step 2: Convert to fraction form
    109,644.30/164,472.27 = 34,770.35/x
  3. Step 3: Cross multiply
    109,644.30x = 164,472.27 × 34,770.35
  4. Step 4: Simplify right side
    109,644.30x = 5,718,758,393.19
  5. Step 5: Solve for x
    x = 5,718,758,393.19/109,644.30
  6. Step 6: Final answer
    x = 52,157.37

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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.