Home / 149,367.07-206,032.36-88,892.57

Finding the Fourth Proportional to 149,367.07, 206,032.36 and 88,892.57

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Solution

The fourth proportional to 149,367.07, 206,032.36 and 88,892.57 is: 122,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,367.07 : 206,032.36 = 88,892.57 : x
  2. Step 2: Convert to fraction form
    149,367.07/206,032.36 = 88,892.57/x
  3. Step 3: Cross multiply
    149,367.07x = 206,032.36 × 88,892.57
  4. Step 4: Simplify right side
    149,367.07x = 18,314,745,983.57
  5. Step 5: Solve for x
    x = 18,314,745,983.57/149,367.07
  6. Step 6: Final answer
    x = 122,615.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.