Home / 109,371.94-163,948.90-46,207.96

Finding the Fourth Proportional to 109,371.94, 163,948.90 and 46,207.96

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Solution

The fourth proportional to 109,371.94, 163,948.90 and 46,207.96 is: 69,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,371.94 : 163,948.90 = 46,207.96 : x
  2. Step 2: Convert to fraction form
    109,371.94/163,948.90 = 46,207.96/x
  3. Step 3: Cross multiply
    109,371.94x = 163,948.90 × 46,207.96
  4. Step 4: Simplify right side
    109,371.94x = 7,575,743,687.85
  5. Step 5: Solve for x
    x = 7,575,743,687.85/109,371.94
  6. Step 6: Final answer
    x = 69,265.88

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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.