Home / 91,771.12-137,640.22-24,303.58

Finding the Fourth Proportional to 91,771.12, 137,640.22 and 24,303.58

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Solution

The fourth proportional to 91,771.12, 137,640.22 and 24,303.58 is: 36,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,771.12 : 137,640.22 = 24,303.58 : x
  2. Step 2: Convert to fraction form
    91,771.12/137,640.22 = 24,303.58/x
  3. Step 3: Cross multiply
    91,771.12x = 137,640.22 × 24,303.58
  4. Step 4: Simplify right side
    91,771.12x = 3,345,150,097.99
  5. Step 5: Solve for x
    x = 3,345,150,097.99/91,771.12
  6. Step 6: Final answer
    x = 36,451.01

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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.