Home / 89,908.12-134,858.94-27,577

Finding the Fourth Proportional to 89,908.12, 134,858.94 and 27,577

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Solution

The fourth proportional to 89,908.12, 134,858.94 and 27,577 is: 41,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,908.12 : 134,858.94 = 27,577 : x
  2. Step 2: Convert to fraction form
    89,908.12/134,858.94 = 27,577/x
  3. Step 3: Cross multiply
    89,908.12x = 134,858.94 × 27,577
  4. Step 4: Simplify right side
    89,908.12x = 3,719,004,988.38
  5. Step 5: Solve for x
    x = 3,719,004,988.38/89,908.12
  6. Step 6: Final answer
    x = 41,364.51

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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.