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Finding the Fourth Proportional to 375,998.55, 563,957.85 and 106,120.02

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Solution

The fourth proportional to 375,998.55, 563,957.85 and 106,120.02 is: 159,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,998.55 : 563,957.85 = 106,120.02 : x
  2. Step 2: Convert to fraction form
    375,998.55/563,957.85 = 106,120.02/x
  3. Step 3: Cross multiply
    375,998.55x = 563,957.85 × 106,120.02
  4. Step 4: Simplify right side
    375,998.55x = 59,847,218,849.87
  5. Step 5: Solve for x
    x = 59,847,218,849.87/375,998.55
  6. Step 6: Final answer
    x = 159,168.75

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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.