Home / 109,506.39-164,277.33-42,910.41

Finding the Fourth Proportional to 109,506.39, 164,277.33 and 42,910.41

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Solution

The fourth proportional to 109,506.39, 164,277.33 and 42,910.41 is: 64,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,506.39 : 164,277.33 = 42,910.41 : x
  2. Step 2: Convert to fraction form
    109,506.39/164,277.33 = 42,910.41/x
  3. Step 3: Cross multiply
    109,506.39x = 164,277.33 × 42,910.41
  4. Step 4: Simplify right side
    109,506.39x = 7,049,207,584.01
  5. Step 5: Solve for x
    x = 7,049,207,584.01/109,506.39
  6. Step 6: Final answer
    x = 64,372.57

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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.