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Finding the Fourth Proportional to 198,251.01, 297,338.58 and 56,094.93

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Solution

The fourth proportional to 198,251.01, 297,338.58 and 56,094.93 is: 84,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,251.01 : 297,338.58 = 56,094.93 : x
  2. Step 2: Convert to fraction form
    198,251.01/297,338.58 = 56,094.93/x
  3. Step 3: Cross multiply
    198,251.01x = 297,338.58 × 56,094.93
  4. Step 4: Simplify right side
    198,251.01x = 16,679,186,831.40
  5. Step 5: Solve for x
    x = 16,679,186,831.40/198,251.01
  6. Step 6: Final answer
    x = 84,131.66

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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.