Home / 90,776.46-136,164.63-27,597.09

Finding the Fourth Proportional to 90,776.46, 136,164.63 and 27,597.09

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Solution

The fourth proportional to 90,776.46, 136,164.63 and 27,597.09 is: 41,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,776.46 : 136,164.63 = 27,597.09 : x
  2. Step 2: Convert to fraction form
    90,776.46/136,164.63 = 27,597.09/x
  3. Step 3: Cross multiply
    90,776.46x = 136,164.63 × 27,597.09
  4. Step 4: Simplify right side
    90,776.46x = 3,757,747,548.93
  5. Step 5: Solve for x
    x = 3,757,747,548.93/90,776.46
  6. Step 6: Final answer
    x = 41,395.62

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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.