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Finding the Fourth Proportional to 141,498.76, 212,175.08 and 41,645.98

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Solution

The fourth proportional to 141,498.76, 212,175.08 and 41,645.98 is: 62,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,498.76 : 212,175.08 = 41,645.98 : x
  2. Step 2: Convert to fraction form
    141,498.76/212,175.08 = 41,645.98/x
  3. Step 3: Cross multiply
    141,498.76x = 212,175.08 × 41,645.98
  4. Step 4: Simplify right side
    141,498.76x = 8,836,239,138.18
  5. Step 5: Solve for x
    x = 8,836,239,138.18/141,498.76
  6. Step 6: Final answer
    x = 62,447.47

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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.