Home / 152,876.33-210,988.77-92,447.39

Finding the Fourth Proportional to 152,876.33, 210,988.77 and 92,447.39

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Solution

The fourth proportional to 152,876.33, 210,988.77 and 92,447.39 is: 127,589.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,876.33 : 210,988.77 = 92,447.39 : x
  2. Step 2: Convert to fraction form
    152,876.33/210,988.77 = 92,447.39/x
  3. Step 3: Cross multiply
    152,876.33x = 210,988.77 × 92,447.39
  4. Step 4: Simplify right side
    152,876.33x = 19,505,361,286.60
  5. Step 5: Solve for x
    x = 19,505,361,286.60/152,876.33
  6. Step 6: Final answer
    x = 127,589.15

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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.