Home / 141,844.05-212,791.23-47,079.90

Finding the Fourth Proportional to 141,844.05, 212,791.23 and 47,079.90

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Solution

The fourth proportional to 141,844.05, 212,791.23 and 47,079.90 is: 70,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,844.05 : 212,791.23 = 47,079.90 : x
  2. Step 2: Convert to fraction form
    141,844.05/212,791.23 = 47,079.90/x
  3. Step 3: Cross multiply
    141,844.05x = 212,791.23 × 47,079.90
  4. Step 4: Simplify right side
    141,844.05x = 10,018,189,829.28
  5. Step 5: Solve for x
    x = 10,018,189,829.28/141,844.05
  6. Step 6: Final answer
    x = 70,628.20

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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.