Home / 141,627.91-212,573.27-71,556.43

Finding the Fourth Proportional to 141,627.91, 212,573.27 and 71,556.43

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Solution

The fourth proportional to 141,627.91, 212,573.27 and 71,556.43 is: 107,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,627.91 : 212,573.27 = 71,556.43 : x
  2. Step 2: Convert to fraction form
    141,627.91/212,573.27 = 71,556.43/x
  3. Step 3: Cross multiply
    141,627.91x = 212,573.27 × 71,556.43
  4. Step 4: Simplify right side
    141,627.91x = 15,210,983,956.84
  5. Step 5: Solve for x
    x = 15,210,983,956.84/141,627.91
  6. Step 6: Final answer
    x = 107,401.03

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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.