Home / 141,615.29-212,402.43-41,770.55

Finding the Fourth Proportional to 141,615.29, 212,402.43 and 41,770.55

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Solution

The fourth proportional to 141,615.29, 212,402.43 and 41,770.55 is: 62,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,615.29 : 212,402.43 = 41,770.55 : x
  2. Step 2: Convert to fraction form
    141,615.29/212,402.43 = 41,770.55/x
  3. Step 3: Cross multiply
    141,615.29x = 212,402.43 × 41,770.55
  4. Step 4: Simplify right side
    141,615.29x = 8,872,166,322.44
  5. Step 5: Solve for x
    x = 8,872,166,322.44/141,615.29
  6. Step 6: Final answer
    x = 62,649.78

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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.