Home / 88,291.21-132,433.89-38,371.36

Finding the Fourth Proportional to 88,291.21, 132,433.89 and 38,371.36

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Solution

The fourth proportional to 88,291.21, 132,433.89 and 38,371.36 is: 57,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,291.21 : 132,433.89 = 38,371.36 : x
  2. Step 2: Convert to fraction form
    88,291.21/132,433.89 = 38,371.36/x
  3. Step 3: Cross multiply
    88,291.21x = 132,433.89 × 38,371.36
  4. Step 4: Simplify right side
    88,291.21x = 5,081,668,469.39
  5. Step 5: Solve for x
    x = 5,081,668,469.39/88,291.21
  6. Step 6: Final answer
    x = 57,555.77

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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.