Home / 126,598.08-189,868.87-37,840.05

Finding the Fourth Proportional to 126,598.08, 189,868.87 and 37,840.05

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Solution

The fourth proportional to 126,598.08, 189,868.87 and 37,840.05 is: 56,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,598.08 : 189,868.87 = 37,840.05 : x
  2. Step 2: Convert to fraction form
    126,598.08/189,868.87 = 37,840.05/x
  3. Step 3: Cross multiply
    126,598.08x = 189,868.87 × 37,840.05
  4. Step 4: Simplify right side
    126,598.08x = 7,184,647,439.64
  5. Step 5: Solve for x
    x = 7,184,647,439.64/126,598.08
  6. Step 6: Final answer
    x = 56,751.63

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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.