Home / 88,112.41-132,140.67-28,934.31

Finding the Fourth Proportional to 88,112.41, 132,140.67 and 28,934.31

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Solution

The fourth proportional to 88,112.41, 132,140.67 and 28,934.31 is: 43,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,112.41 : 132,140.67 = 28,934.31 : x
  2. Step 2: Convert to fraction form
    88,112.41/132,140.67 = 28,934.31/x
  3. Step 3: Cross multiply
    88,112.41x = 132,140.67 × 28,934.31
  4. Step 4: Simplify right side
    88,112.41x = 3,823,399,496.41
  5. Step 5: Solve for x
    x = 3,823,399,496.41/88,112.41
  6. Step 6: Final answer
    x = 43,392.29

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1.5x scale

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.