Home / 141,797.48-212,744.38-89,145.32

Finding the Fourth Proportional to 141,797.48, 212,744.38 and 89,145.32

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Solution

The fourth proportional to 141,797.48, 212,744.38 and 89,145.32 is: 133,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,797.48 : 212,744.38 = 89,145.32 : x
  2. Step 2: Convert to fraction form
    141,797.48/212,744.38 = 89,145.32/x
  3. Step 3: Cross multiply
    141,797.48x = 212,744.38 × 89,145.32
  4. Step 4: Simplify right side
    141,797.48x = 18,965,165,833.30
  5. Step 5: Solve for x
    x = 18,965,165,833.30/141,797.48
  6. Step 6: Final answer
    x = 133,748.26

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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.