Home / 141,488.28-212,234.76-113,277.60

Finding the Fourth Proportional to 141,488.28, 212,234.76 and 113,277.60

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Solution

The fourth proportional to 141,488.28, 212,234.76 and 113,277.60 is: 169,918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,488.28 : 212,234.76 = 113,277.60 : x
  2. Step 2: Convert to fraction form
    141,488.28/212,234.76 = 113,277.60/x
  3. Step 3: Cross multiply
    141,488.28x = 212,234.76 × 113,277.60
  4. Step 4: Simplify right side
    141,488.28x = 24,041,444,249.38
  5. Step 5: Solve for x
    x = 24,041,444,249.38/141,488.28
  6. Step 6: Final answer
    x = 169,918.27

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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.