Home / 91,995.38-126,942.24-53,239.86

Finding the Fourth Proportional to 91,995.38, 126,942.24 and 53,239.86

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Solution

The fourth proportional to 91,995.38, 126,942.24 and 53,239.86 is: 73,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,995.38 : 126,942.24 = 53,239.86 : x
  2. Step 2: Convert to fraction form
    91,995.38/126,942.24 = 53,239.86/x
  3. Step 3: Cross multiply
    91,995.38x = 126,942.24 × 53,239.86
  4. Step 4: Simplify right side
    91,995.38x = 6,758,387,085.69
  5. Step 5: Solve for x
    x = 6,758,387,085.69/91,995.38
  6. Step 6: Final answer
    x = 73,464.42

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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.