Home / 141,997.23-212,989.68-35,381.70

Finding the Fourth Proportional to 141,997.23, 212,989.68 and 35,381.70

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Solution

The fourth proportional to 141,997.23, 212,989.68 and 35,381.70 is: 53,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,997.23 : 212,989.68 = 35,381.70 : x
  2. Step 2: Convert to fraction form
    141,997.23/212,989.68 = 35,381.70/x
  3. Step 3: Cross multiply
    141,997.23x = 212,989.68 × 35,381.70
  4. Step 4: Simplify right side
    141,997.23x = 7,535,936,960.86
  5. Step 5: Solve for x
    x = 7,535,936,960.86/141,997.23
  6. Step 6: Final answer
    x = 53,071.01

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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.