Home / 109,765.54-164,631.09-34,875.82

Finding the Fourth Proportional to 109,765.54, 164,631.09 and 34,875.82

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Solution

The fourth proportional to 109,765.54, 164,631.09 and 34,875.82 is: 52,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,765.54 : 164,631.09 = 34,875.82 : x
  2. Step 2: Convert to fraction form
    109,765.54/164,631.09 = 34,875.82/x
  3. Step 3: Cross multiply
    109,765.54x = 164,631.09 × 34,875.82
  4. Step 4: Simplify right side
    109,765.54x = 5,741,644,261.24
  5. Step 5: Solve for x
    x = 5,741,644,261.24/109,765.54
  6. Step 6: Final answer
    x = 52,308.26

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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.