Home / 90,586.42-135,884.35-27,404.94

Finding the Fourth Proportional to 90,586.42, 135,884.35 and 27,404.94

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Solution

The fourth proportional to 90,586.42, 135,884.35 and 27,404.94 is: 41,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,586.42 : 135,884.35 = 27,404.94 : x
  2. Step 2: Convert to fraction form
    90,586.42/135,884.35 = 27,404.94/x
  3. Step 3: Cross multiply
    90,586.42x = 135,884.35 × 27,404.94
  4. Step 4: Simplify right side
    90,586.42x = 3,723,903,002.51
  5. Step 5: Solve for x
    x = 3,723,903,002.51/90,586.42
  6. Step 6: Final answer
    x = 41,108.85

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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.