Home / 90,335.88-135,503.90-37,716.68

Finding the Fourth Proportional to 90,335.88, 135,503.90 and 37,716.68

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Solution

The fourth proportional to 90,335.88, 135,503.90 and 37,716.68 is: 56,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,335.88 : 135,503.90 = 37,716.68 : x
  2. Step 2: Convert to fraction form
    90,335.88/135,503.90 = 37,716.68/x
  3. Step 3: Cross multiply
    90,335.88x = 135,503.90 × 37,716.68
  4. Step 4: Simplify right side
    90,335.88x = 5,110,757,235.05
  5. Step 5: Solve for x
    x = 5,110,757,235.05/90,335.88
  6. Step 6: Final answer
    x = 56,575.05

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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.