Home / 133,400.31-200,115.45-44,659.95

Finding the Fourth Proportional to 133,400.31, 200,115.45 and 44,659.95

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Solution

The fourth proportional to 133,400.31, 200,115.45 and 44,659.95 is: 66,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,400.31 : 200,115.45 = 44,659.95 : x
  2. Step 2: Convert to fraction form
    133,400.31/200,115.45 = 44,659.95/x
  3. Step 3: Cross multiply
    133,400.31x = 200,115.45 × 44,659.95
  4. Step 4: Simplify right side
    133,400.31x = 8,937,145,991.23
  5. Step 5: Solve for x
    x = 8,937,145,991.23/133,400.31
  6. Step 6: Final answer
    x = 66,994.94

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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.