Home / 77,665.13-116,497.71-25,082.36

Finding the Fourth Proportional to 77,665.13, 116,497.71 and 25,082.36

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Solution

The fourth proportional to 77,665.13, 116,497.71 and 25,082.36 is: 37,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,665.13 : 116,497.71 = 25,082.36 : x
  2. Step 2: Convert to fraction form
    77,665.13/116,497.71 = 25,082.36/x
  3. Step 3: Cross multiply
    77,665.13x = 116,497.71 × 25,082.36
  4. Step 4: Simplify right side
    77,665.13x = 2,922,036,918.91
  5. Step 5: Solve for x
    x = 2,922,036,918.91/77,665.13
  6. Step 6: Final answer
    x = 37,623.54

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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.