Home / 109,716.48-164,476.17-39,579.39

Finding the Fourth Proportional to 109,716.48, 164,476.17 and 39,579.39

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Solution

The fourth proportional to 109,716.48, 164,476.17 and 39,579.39 is: 59,333.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,716.48 : 164,476.17 = 39,579.39 : x
  2. Step 2: Convert to fraction form
    109,716.48/164,476.17 = 39,579.39/x
  3. Step 3: Cross multiply
    109,716.48x = 164,476.17 × 39,579.39
  4. Step 4: Simplify right side
    109,716.48x = 6,509,866,478.14
  5. Step 5: Solve for x
    x = 6,509,866,478.14/109,716.48
  6. Step 6: Final answer
    x = 59,333.53

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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.