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Finding the Fourth Proportional to 206,845.95, 310,356.87 and 116,901.02

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Solution

The fourth proportional to 206,845.95, 310,356.87 and 116,901.02 is: 175,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,845.95 : 310,356.87 = 116,901.02 : x
  2. Step 2: Convert to fraction form
    206,845.95/310,356.87 = 116,901.02/x
  3. Step 3: Cross multiply
    206,845.95x = 310,356.87 × 116,901.02
  4. Step 4: Simplify right side
    206,845.95x = 36,281,035,004.52
  5. Step 5: Solve for x
    x = 36,281,035,004.52/206,845.95
  6. Step 6: Final answer
    x = 175,401.23

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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.