Home / 126,944.55-190,426.41-42,704.96

Finding the Fourth Proportional to 126,944.55, 190,426.41 and 42,704.96

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Solution

The fourth proportional to 126,944.55, 190,426.41 and 42,704.96 is: 64,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,944.55 : 190,426.41 = 42,704.96 : x
  2. Step 2: Convert to fraction form
    126,944.55/190,426.41 = 42,704.96/x
  3. Step 3: Cross multiply
    126,944.55x = 190,426.41 × 42,704.96
  4. Step 4: Simplify right side
    126,944.55x = 8,132,151,269.86
  5. Step 5: Solve for x
    x = 8,132,151,269.86/126,944.55
  6. Step 6: Final answer
    x = 64,060.66

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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.