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Finding the Fourth Proportional to 199,511.64, 299,216.26 and 59,237.72

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Solution

The fourth proportional to 199,511.64, 299,216.26 and 59,237.72 is: 88,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,511.64 : 299,216.26 = 59,237.72 : x
  2. Step 2: Convert to fraction form
    199,511.64/299,216.26 = 59,237.72/x
  3. Step 3: Cross multiply
    199,511.64x = 299,216.26 × 59,237.72
  4. Step 4: Simplify right side
    199,511.64x = 17,724,889,029.33
  5. Step 5: Solve for x
    x = 17,724,889,029.33/199,511.64
  6. Step 6: Final answer
    x = 88,841.38

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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.