Home / 99,182.07-148,614.21-89,110.80

Finding the Fourth Proportional to 99,182.07, 148,614.21 and 89,110.80

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Solution

The fourth proportional to 99,182.07, 148,614.21 and 89,110.80 is: 133,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,182.07 : 148,614.21 = 89,110.80 : x
  2. Step 2: Convert to fraction form
    99,182.07/148,614.21 = 89,110.80/x
  3. Step 3: Cross multiply
    99,182.07x = 148,614.21 × 89,110.80
  4. Step 4: Simplify right side
    99,182.07x = 13,243,131,144.47
  5. Step 5: Solve for x
    x = 13,243,131,144.47/99,182.07
  6. Step 6: Final answer
    x = 133,523.44

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1.5x scale

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.