Home / 198,288.10-297,432.15-58,046.73

Finding the Fourth Proportional to 198,288.10, 297,432.15 and 58,046.73

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Solution

The fourth proportional to 198,288.10, 297,432.15 and 58,046.73 is: 87,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,288.10 : 297,432.15 = 58,046.73 : x
  2. Step 2: Convert to fraction form
    198,288.10/297,432.15 = 58,046.73/x
  3. Step 3: Cross multiply
    198,288.10x = 297,432.15 × 58,046.73
  4. Step 4: Simplify right side
    198,288.10x = 17,264,962,697.84
  5. Step 5: Solve for x
    x = 17,264,962,697.84/198,288.10
  6. Step 6: Final answer
    x = 87,070.09

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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.