Home / 141,906.62-212,876.40-47,145.26

Finding the Fourth Proportional to 141,906.62, 212,876.40 and 47,145.26

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Solution

The fourth proportional to 141,906.62, 212,876.40 and 47,145.26 is: 70,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,906.62 : 212,876.40 = 47,145.26 : x
  2. Step 2: Convert to fraction form
    141,906.62/212,876.40 = 47,145.26/x
  3. Step 3: Cross multiply
    141,906.62x = 212,876.40 × 47,145.26
  4. Step 4: Simplify right side
    141,906.62x = 10,036,113,225.86
  5. Step 5: Solve for x
    x = 10,036,113,225.86/141,906.62
  6. Step 6: Final answer
    x = 70,723.36

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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.