Home / 75,505.84-113,260.32-27,472.80

Finding the Fourth Proportional to 75,505.84, 113,260.32 and 27,472.80

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Solution

The fourth proportional to 75,505.84, 113,260.32 and 27,472.80 is: 41,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,505.84 : 113,260.32 = 27,472.80 : x
  2. Step 2: Convert to fraction form
    75,505.84/113,260.32 = 27,472.80/x
  3. Step 3: Cross multiply
    75,505.84x = 113,260.32 × 27,472.80
  4. Step 4: Simplify right side
    75,505.84x = 3,111,578,119.30
  5. Step 5: Solve for x
    x = 3,111,578,119.30/75,505.84
  6. Step 6: Final answer
    x = 41,209.77

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1.5x scale

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.