Home / 89,415.11-134,143.42-26,232.68

Finding the Fourth Proportional to 89,415.11, 134,143.42 and 26,232.68

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Solution

The fourth proportional to 89,415.11, 134,143.42 and 26,232.68 is: 39,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,415.11 : 134,143.42 = 26,232.68 : x
  2. Step 2: Convert to fraction form
    89,415.11/134,143.42 = 26,232.68/x
  3. Step 3: Cross multiply
    89,415.11x = 134,143.42 × 26,232.68
  4. Step 4: Simplify right side
    89,415.11x = 3,518,940,609.09
  5. Step 5: Solve for x
    x = 3,518,940,609.09/89,415.11
  6. Step 6: Final answer
    x = 39,355.10

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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.