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Finding the Fourth Proportional to 199,571.88, 299,357.82 and 59,330.28

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Solution

The fourth proportional to 199,571.88, 299,357.82 and 59,330.28 is: 88,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,571.88 : 299,357.82 = 59,330.28 : x
  2. Step 2: Convert to fraction form
    199,571.88/299,357.82 = 59,330.28/x
  3. Step 3: Cross multiply
    199,571.88x = 299,357.82 × 59,330.28
  4. Step 4: Simplify right side
    199,571.88x = 17,760,983,280.79
  5. Step 5: Solve for x
    x = 17,760,983,280.79/199,571.88
  6. Step 6: Final answer
    x = 88,995.42

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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.