Home / 99,170.44-148,665.74-35,975.86

Finding the Fourth Proportional to 99,170.44, 148,665.74 and 35,975.86

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Solution

The fourth proportional to 99,170.44, 148,665.74 and 35,975.86 is: 53,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,170.44 : 148,665.74 = 35,975.86 : x
  2. Step 2: Convert to fraction form
    99,170.44/148,665.74 = 35,975.86/x
  3. Step 3: Cross multiply
    99,170.44x = 148,665.74 × 35,975.86
  4. Step 4: Simplify right side
    99,170.44x = 5,348,377,849.04
  5. Step 5: Solve for x
    x = 5,348,377,849.04/99,170.44
  6. Step 6: Final answer
    x = 53,931.17

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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.