Home / 75,707.64-104,476.62-43,882.68

Finding the Fourth Proportional to 75,707.64, 104,476.62 and 43,882.68

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Solution

The fourth proportional to 75,707.64, 104,476.62 and 43,882.68 is: 60,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,707.64 : 104,476.62 = 43,882.68 : x
  2. Step 2: Convert to fraction form
    75,707.64/104,476.62 = 43,882.68/x
  3. Step 3: Cross multiply
    75,707.64x = 104,476.62 × 43,882.68
  4. Step 4: Simplify right side
    75,707.64x = 4,584,714,082.94
  5. Step 5: Solve for x
    x = 4,584,714,082.94/75,707.64
  6. Step 6: Final answer
    x = 60,558.14

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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.