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Finding the Fourth Proportional to 141,399.91, 212,101.55 and 36,216.07

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Solution

The fourth proportional to 141,399.91, 212,101.55 and 36,216.07 is: 54,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,399.91 : 212,101.55 = 36,216.07 : x
  2. Step 2: Convert to fraction form
    141,399.91/212,101.55 = 36,216.07/x
  3. Step 3: Cross multiply
    141,399.91x = 212,101.55 × 36,216.07
  4. Step 4: Simplify right side
    141,399.91x = 7,681,484,581.91
  5. Step 5: Solve for x
    x = 7,681,484,581.91/141,399.91
  6. Step 6: Final answer
    x = 54,324.54

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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.