Home / 90,416.62-135,609.45-23,857.44

Finding the Fourth Proportional to 90,416.62, 135,609.45 and 23,857.44

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Solution

The fourth proportional to 90,416.62, 135,609.45 and 23,857.44 is: 35,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,416.62 : 135,609.45 = 23,857.44 : x
  2. Step 2: Convert to fraction form
    90,416.62/135,609.45 = 23,857.44/x
  3. Step 3: Cross multiply
    90,416.62x = 135,609.45 × 23,857.44
  4. Step 4: Simplify right side
    90,416.62x = 3,235,294,316.81
  5. Step 5: Solve for x
    x = 3,235,294,316.81/90,416.62
  6. Step 6: Final answer
    x = 35,782.08

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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.