Home / 127,452.69-191,176.20-32,681.88

Finding the Fourth Proportional to 127,452.69, 191,176.20 and 32,681.88

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Solution

The fourth proportional to 127,452.69, 191,176.20 and 32,681.88 is: 49,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,452.69 : 191,176.20 = 32,681.88 : x
  2. Step 2: Convert to fraction form
    127,452.69/191,176.20 = 32,681.88/x
  3. Step 3: Cross multiply
    127,452.69x = 191,176.20 × 32,681.88
  4. Step 4: Simplify right side
    127,452.69x = 6,247,997,627.26
  5. Step 5: Solve for x
    x = 6,247,997,627.26/127,452.69
  6. Step 6: Final answer
    x = 49,022.09

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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.