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Finding the Fourth Proportional to 199,342.84, 298,963.32 and 59,068.66

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Solution

The fourth proportional to 199,342.84, 298,963.32 and 59,068.66 is: 88,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,342.84 : 298,963.32 = 59,068.66 : x
  2. Step 2: Convert to fraction form
    199,342.84/298,963.32 = 59,068.66/x
  3. Step 3: Cross multiply
    199,342.84x = 298,963.32 × 59,068.66
  4. Step 4: Simplify right side
    199,342.84x = 17,659,362,701.55
  5. Step 5: Solve for x
    x = 17,659,362,701.55/199,342.84
  6. Step 6: Final answer
    x = 88,587.90

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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.