Home / 88,419-132,632.16-26,089.50

Finding the Fourth Proportional to 88,419, 132,632.16 and 26,089.50

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Solution

The fourth proportional to 88,419, 132,632.16 and 26,089.50 is: 39,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,419 : 132,632.16 = 26,089.50 : x
  2. Step 2: Convert to fraction form
    88,419/132,632.16 = 26,089.50/x
  3. Step 3: Cross multiply
    88,419x = 132,632.16 × 26,089.50
  4. Step 4: Simplify right side
    88,419x = 3,460,306,738.32
  5. Step 5: Solve for x
    x = 3,460,306,738.32/88,419
  6. Step 6: Final answer
    x = 39,135.33

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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.