Home / 91,793.96-126,676.04-51,505.10

Finding the Fourth Proportional to 91,793.96, 126,676.04 and 51,505.10

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Solution

The fourth proportional to 91,793.96, 126,676.04 and 51,505.10 is: 71,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,793.96 : 126,676.04 = 51,505.10 : x
  2. Step 2: Convert to fraction form
    91,793.96/126,676.04 = 51,505.10/x
  3. Step 3: Cross multiply
    91,793.96x = 126,676.04 × 51,505.10
  4. Step 4: Simplify right side
    91,793.96x = 6,524,461,691.93
  5. Step 5: Solve for x
    x = 6,524,461,691.93/91,793.96
  6. Step 6: Final answer
    x = 71,077.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.