Home / 198,262.74-297,410.40-56,108.28

Finding the Fourth Proportional to 198,262.74, 297,410.40 and 56,108.28

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Solution

The fourth proportional to 198,262.74, 297,410.40 and 56,108.28 is: 84,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,262.74 : 297,410.40 = 56,108.28 : x
  2. Step 2: Convert to fraction form
    198,262.74/297,410.40 = 56,108.28/x
  3. Step 3: Cross multiply
    198,262.74x = 297,410.40 × 56,108.28
  4. Step 4: Simplify right side
    198,262.74x = 16,687,185,998.11
  5. Step 5: Solve for x
    x = 16,687,185,998.11/198,262.74
  6. Step 6: Final answer
    x = 84,167.03

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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.