Home / 141,699.21-212,576.85-40,498.17

Finding the Fourth Proportional to 141,699.21, 212,576.85 and 40,498.17

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Solution

The fourth proportional to 141,699.21, 212,576.85 and 40,498.17 is: 60,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,699.21 : 212,576.85 = 40,498.17 : x
  2. Step 2: Convert to fraction form
    141,699.21/212,576.85 = 40,498.17/x
  3. Step 3: Cross multiply
    141,699.21x = 212,576.85 × 40,498.17
  4. Step 4: Simplify right side
    141,699.21x = 8,608,973,409.36
  5. Step 5: Solve for x
    x = 8,608,973,409.36/141,699.21
  6. Step 6: Final answer
    x = 60,755.27

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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.