Home / 141,027.68-194,623.26-77,367.35

Finding the Fourth Proportional to 141,027.68, 194,623.26 and 77,367.35

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Solution

The fourth proportional to 141,027.68, 194,623.26 and 77,367.35 is: 106,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,027.68 : 194,623.26 = 77,367.35 : x
  2. Step 2: Convert to fraction form
    141,027.68/194,623.26 = 77,367.35/x
  3. Step 3: Cross multiply
    141,027.68x = 194,623.26 × 77,367.35
  4. Step 4: Simplify right side
    141,027.68x = 15,057,486,070.99
  5. Step 5: Solve for x
    x = 15,057,486,070.99/141,027.68
  6. Step 6: Final answer
    x = 106,769.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.