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Finding the Fourth Proportional to 109,353.69, 164,030.54 and 26,247.69

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Solution

The fourth proportional to 109,353.69, 164,030.54 and 26,247.69 is: 39,371.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,353.69 : 164,030.54 = 26,247.69 : x
  2. Step 2: Convert to fraction form
    109,353.69/164,030.54 = 26,247.69/x
  3. Step 3: Cross multiply
    109,353.69x = 164,030.54 × 26,247.69
  4. Step 4: Simplify right side
    109,353.69x = 4,305,422,974.61
  5. Step 5: Solve for x
    x = 4,305,422,974.61/109,353.69
  6. Step 6: Final answer
    x = 39,371.54

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1.5x scale

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.