Home / 106,706.04-160,067.28-31,820.46

Finding the Fourth Proportional to 106,706.04, 160,067.28 and 31,820.46

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Solution

The fourth proportional to 106,706.04, 160,067.28 and 31,820.46 is: 47,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,706.04 : 160,067.28 = 31,820.46 : x
  2. Step 2: Convert to fraction form
    106,706.04/160,067.28 = 31,820.46/x
  3. Step 3: Cross multiply
    106,706.04x = 160,067.28 × 31,820.46
  4. Step 4: Simplify right side
    106,706.04x = 5,093,414,480.55
  5. Step 5: Solve for x
    x = 5,093,414,480.55/106,706.04
  6. Step 6: Final answer
    x = 47,733.14

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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.