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Finding the Fourth Proportional to 198,703.02, 298,185.84 and 93,552.06

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Solution

The fourth proportional to 198,703.02, 298,185.84 and 93,552.06 is: 140,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,703.02 : 298,185.84 = 93,552.06 : x
  2. Step 2: Convert to fraction form
    198,703.02/298,185.84 = 93,552.06/x
  3. Step 3: Cross multiply
    198,703.02x = 298,185.84 × 93,552.06
  4. Step 4: Simplify right side
    198,703.02x = 27,895,899,594.83
  5. Step 5: Solve for x
    x = 27,895,899,594.83/198,703.02
  6. Step 6: Final answer
    x = 140,389.91

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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.