Home / 91,453.38-126,202.76-51,167.86

Finding the Fourth Proportional to 91,453.38, 126,202.76 and 51,167.86

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Solution

The fourth proportional to 91,453.38, 126,202.76 and 51,167.86 is: 70,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,453.38 : 126,202.76 = 51,167.86 : x
  2. Step 2: Convert to fraction form
    91,453.38/126,202.76 = 51,167.86/x
  3. Step 3: Cross multiply
    91,453.38x = 126,202.76 × 51,167.86
  4. Step 4: Simplify right side
    91,453.38x = 6,457,525,155.29
  5. Step 5: Solve for x
    x = 6,457,525,155.29/91,453.38
  6. Step 6: Final answer
    x = 70,610.02

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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.