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Finding the Fourth Proportional to 90,592.70, 135,873.55 and 24,039.55

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Solution

The fourth proportional to 90,592.70, 135,873.55 and 24,039.55 is: 36,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,592.70 : 135,873.55 = 24,039.55 : x
  2. Step 2: Convert to fraction form
    90,592.70/135,873.55 = 24,039.55/x
  3. Step 3: Cross multiply
    90,592.70x = 135,873.55 × 24,039.55
  4. Step 4: Simplify right side
    90,592.70x = 3,266,339,198.79
  5. Step 5: Solve for x
    x = 3,266,339,198.79/90,592.70
  6. Step 6: Final answer
    x = 36,055.22

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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.