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Finding the Fourth Proportional to 141,495.76, 212,170.59 and 41,642.98

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Solution

The fourth proportional to 141,495.76, 212,170.59 and 41,642.98 is: 62,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,495.76 : 212,170.59 = 41,642.98 : x
  2. Step 2: Convert to fraction form
    141,495.76/212,170.59 = 41,642.98/x
  3. Step 3: Cross multiply
    141,495.76x = 212,170.59 × 41,642.98
  4. Step 4: Simplify right side
    141,495.76x = 8,835,415,635.96
  5. Step 5: Solve for x
    x = 8,835,415,635.96/141,495.76
  6. Step 6: Final answer
    x = 62,442.97

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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.