Home / 126,173.39-189,230.87-37,405.49

Finding the Fourth Proportional to 126,173.39, 189,230.87 and 37,405.49

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Solution

The fourth proportional to 126,173.39, 189,230.87 and 37,405.49 is: 56,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,173.39 : 189,230.87 = 37,405.49 : x
  2. Step 2: Convert to fraction form
    126,173.39/189,230.87 = 37,405.49/x
  3. Step 3: Cross multiply
    126,173.39x = 189,230.87 × 37,405.49
  4. Step 4: Simplify right side
    126,173.39x = 7,078,272,562.84
  5. Step 5: Solve for x
    x = 7,078,272,562.84/126,173.39
  6. Step 6: Final answer
    x = 56,099.57

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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.