Home / 88,215.75-132,345.90-38,283.71

Finding the Fourth Proportional to 88,215.75, 132,345.90 and 38,283.71

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Solution

The fourth proportional to 88,215.75, 132,345.90 and 38,283.71 is: 57,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,215.75 : 132,345.90 = 38,283.71 : x
  2. Step 2: Convert to fraction form
    88,215.75/132,345.90 = 38,283.71/x
  3. Step 3: Cross multiply
    88,215.75x = 132,345.90 × 38,283.71
  4. Step 4: Simplify right side
    88,215.75x = 5,066,691,393.56
  5. Step 5: Solve for x
    x = 5,066,691,393.56/88,215.75
  6. Step 6: Final answer
    x = 57,435.22

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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.