Home / 75,882.09-104,717.44-41,890.62

Finding the Fourth Proportional to 75,882.09, 104,717.44 and 41,890.62

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Solution

The fourth proportional to 75,882.09, 104,717.44 and 41,890.62 is: 57,809.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,882.09 : 104,717.44 = 41,890.62 : x
  2. Step 2: Convert to fraction form
    75,882.09/104,717.44 = 41,890.62/x
  3. Step 3: Cross multiply
    75,882.09x = 104,717.44 × 41,890.62
  4. Step 4: Simplify right side
    75,882.09x = 4,386,678,381.69
  5. Step 5: Solve for x
    x = 4,386,678,381.69/75,882.09
  6. Step 6: Final answer
    x = 57,809.14

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1.5x scale

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.