Home / 141,311.08-211,505.10-103,861.24

Finding the Fourth Proportional to 141,311.08, 211,505.10 and 103,861.24

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Solution

The fourth proportional to 141,311.08, 211,505.10 and 103,861.24 is: 155,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,311.08 : 211,505.10 = 103,861.24 : x
  2. Step 2: Convert to fraction form
    141,311.08/211,505.10 = 103,861.24/x
  3. Step 3: Cross multiply
    141,311.08x = 211,505.10 × 103,861.24
  4. Step 4: Simplify right side
    141,311.08x = 21,967,181,952.32
  5. Step 5: Solve for x
    x = 21,967,181,952.32/141,311.08
  6. Step 6: Final answer
    x = 155,452.65

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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.