Home / 96,842.13-133,658.03-80,683.85

Finding the Fourth Proportional to 96,842.13, 133,658.03 and 80,683.85

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Solution

The fourth proportional to 96,842.13, 133,658.03 and 80,683.85 is: 111,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,842.13 : 133,658.03 = 80,683.85 : x
  2. Step 2: Convert to fraction form
    96,842.13/133,658.03 = 80,683.85/x
  3. Step 3: Cross multiply
    96,842.13x = 133,658.03 × 80,683.85
  4. Step 4: Simplify right side
    96,842.13x = 10,784,044,008.82
  5. Step 5: Solve for x
    x = 10,784,044,008.82/96,842.13
  6. Step 6: Final answer
    x = 111,356.94

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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.