Home / 141,937.30-212,905.95-135,025.30

Finding the Fourth Proportional to 141,937.30, 212,905.95 and 135,025.30

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Solution

The fourth proportional to 141,937.30, 212,905.95 and 135,025.30 is: 202,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937.30 : 212,905.95 = 135,025.30 : x
  2. Step 2: Convert to fraction form
    141,937.30/212,905.95 = 135,025.30/x
  3. Step 3: Cross multiply
    141,937.30x = 212,905.95 × 135,025.30
  4. Step 4: Simplify right side
    141,937.30x = 28,747,689,770.54
  5. Step 5: Solve for x
    x = 28,747,689,770.54/141,937.30
  6. Step 6: Final answer
    x = 202,537.95

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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.