Home / 109,489.17-164,233.40-26,383.17

Finding the Fourth Proportional to 109,489.17, 164,233.40 and 26,383.17

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Solution

The fourth proportional to 109,489.17, 164,233.40 and 26,383.17 is: 39,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,489.17 : 164,233.40 = 26,383.17 : x
  2. Step 2: Convert to fraction form
    109,489.17/164,233.40 = 26,383.17/x
  3. Step 3: Cross multiply
    109,489.17x = 164,233.40 × 26,383.17
  4. Step 4: Simplify right side
    109,489.17x = 4,332,997,579.96
  5. Step 5: Solve for x
    x = 4,332,997,579.96/109,489.17
  6. Step 6: Final answer
    x = 39,574.67

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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.