Home / 126,130.64-189,195.60-41,897.30

Finding the Fourth Proportional to 126,130.64, 189,195.60 and 41,897.30

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Solution

The fourth proportional to 126,130.64, 189,195.60 and 41,897.30 is: 62,845.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,130.64 : 189,195.60 = 41,897.30 : x
  2. Step 2: Convert to fraction form
    126,130.64/189,195.60 = 41,897.30/x
  3. Step 3: Cross multiply
    126,130.64x = 189,195.60 × 41,897.30
  4. Step 4: Simplify right side
    126,130.64x = 7,926,784,811.88
  5. Step 5: Solve for x
    x = 7,926,784,811.88/126,130.64
  6. Step 6: Final answer
    x = 62,845.83

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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.