Home / 141,338.89-212,007.25-36,157.69

Finding the Fourth Proportional to 141,338.89, 212,007.25 and 36,157.69

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Solution

The fourth proportional to 141,338.89, 212,007.25 and 36,157.69 is: 54,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,338.89 : 212,007.25 = 36,157.69 : x
  2. Step 2: Convert to fraction form
    141,338.89/212,007.25 = 36,157.69/x
  3. Step 3: Cross multiply
    141,338.89x = 212,007.25 × 36,157.69
  4. Step 4: Simplify right side
    141,338.89x = 7,665,692,423.25
  5. Step 5: Solve for x
    x = 7,665,692,423.25/141,338.89
  6. Step 6: Final answer
    x = 54,236.26

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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.