Home / 206,971.25-285,733.67-125,314.16

Finding the Fourth Proportional to 206,971.25, 285,733.67 and 125,314.16

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Solution

The fourth proportional to 206,971.25, 285,733.67 and 125,314.16 is: 173,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,971.25 : 285,733.67 = 125,314.16 : x
  2. Step 2: Convert to fraction form
    206,971.25/285,733.67 = 125,314.16/x
  3. Step 3: Cross multiply
    206,971.25x = 285,733.67 × 125,314.16
  4. Step 4: Simplify right side
    206,971.25x = 35,806,472,784.53
  5. Step 5: Solve for x
    x = 35,806,472,784.53/206,971.25
  6. Step 6: Final answer
    x = 173,002.16

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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.