Home / 141,800.25-212,734.32-40,599.71

Finding the Fourth Proportional to 141,800.25, 212,734.32 and 40,599.71

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Solution

The fourth proportional to 141,800.25, 212,734.32 and 40,599.71 is: 60,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,800.25 : 212,734.32 = 40,599.71 : x
  2. Step 2: Convert to fraction form
    141,800.25/212,734.32 = 40,599.71/x
  3. Step 3: Cross multiply
    141,800.25x = 212,734.32 × 40,599.71
  4. Step 4: Simplify right side
    141,800.25x = 8,636,951,699.05
  5. Step 5: Solve for x
    x = 8,636,951,699.05/141,800.25
  6. Step 6: Final answer
    x = 60,909.28

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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.