Home / 88,085.92-132,128.94-25,756.48

Finding the Fourth Proportional to 88,085.92, 132,128.94 and 25,756.48

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Solution

The fourth proportional to 88,085.92, 132,128.94 and 25,756.48 is: 38,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085.92 : 132,128.94 = 25,756.48 : x
  2. Step 2: Convert to fraction form
    88,085.92/132,128.94 = 25,756.48/x
  3. Step 3: Cross multiply
    88,085.92x = 132,128.94 × 25,756.48
  4. Step 4: Simplify right side
    88,085.92x = 3,403,176,400.53
  5. Step 5: Solve for x
    x = 3,403,176,400.53/88,085.92
  6. Step 6: Final answer
    x = 38,634.74

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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.