Home / 75,902.52-104,754.36-63,133.18

Finding the Fourth Proportional to 75,902.52, 104,754.36 and 63,133.18

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Solution

The fourth proportional to 75,902.52, 104,754.36 and 63,133.18 is: 87,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,902.52 : 104,754.36 = 63,133.18 : x
  2. Step 2: Convert to fraction form
    75,902.52/104,754.36 = 63,133.18/x
  3. Step 3: Cross multiply
    75,902.52x = 104,754.36 × 63,133.18
  4. Step 4: Simplify right side
    75,902.52x = 6,613,475,578.64
  5. Step 5: Solve for x
    x = 6,613,475,578.64/75,902.52
  6. Step 6: Final answer
    x = 87,131.17

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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.