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Finding the Fourth Proportional to 90,493.08, 135,797.94 and 35,089.08

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Solution

The fourth proportional to 90,493.08, 135,797.94 and 35,089.08 is: 52,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,493.08 : 135,797.94 = 35,089.08 : x
  2. Step 2: Convert to fraction form
    90,493.08/135,797.94 = 35,089.08/x
  3. Step 3: Cross multiply
    90,493.08x = 135,797.94 × 35,089.08
  4. Step 4: Simplify right side
    90,493.08x = 4,765,024,780.50
  5. Step 5: Solve for x
    x = 4,765,024,780.50/90,493.08
  6. Step 6: Final answer
    x = 52,656.23

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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.