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Finding the Fourth Proportional to 109,477.69, 164,216.54 and 26,371.69

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Solution

The fourth proportional to 109,477.69, 164,216.54 and 26,371.69 is: 39,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,477.69 : 164,216.54 = 26,371.69 : x
  2. Step 2: Convert to fraction form
    109,477.69/164,216.54 = 26,371.69/x
  3. Step 3: Cross multiply
    109,477.69x = 164,216.54 × 26,371.69
  4. Step 4: Simplify right side
    109,477.69x = 4,330,667,341.14
  5. Step 5: Solve for x
    x = 4,330,667,341.14/109,477.69
  6. Step 6: Final answer
    x = 39,557.53

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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.