Home / 90,704.37-136,056.58-26,662.53

Finding the Fourth Proportional to 90,704.37, 136,056.58 and 26,662.53

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Solution

The fourth proportional to 90,704.37, 136,056.58 and 26,662.53 is: 39,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,704.37 : 136,056.58 = 26,662.53 : x
  2. Step 2: Convert to fraction form
    90,704.37/136,056.58 = 26,662.53/x
  3. Step 3: Cross multiply
    90,704.37x = 136,056.58 × 26,662.53
  4. Step 4: Simplify right side
    90,704.37x = 3,627,612,645.95
  5. Step 5: Solve for x
    x = 3,627,612,645.95/90,704.37
  6. Step 6: Final answer
    x = 39,993.80

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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.