Home / 137,811.11-206,679.65-37,947.53

Finding the Fourth Proportional to 137,811.11, 206,679.65 and 37,947.53

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Solution

The fourth proportional to 137,811.11, 206,679.65 and 37,947.53 is: 56,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,811.11 : 206,679.65 = 37,947.53 : x
  2. Step 2: Convert to fraction form
    137,811.11/206,679.65 = 37,947.53/x
  3. Step 3: Cross multiply
    137,811.11x = 206,679.65 × 37,947.53
  4. Step 4: Simplify right side
    137,811.11x = 7,842,981,185.37
  5. Step 5: Solve for x
    x = 7,842,981,185.37/137,811.11
  6. Step 6: Final answer
    x = 56,911.10

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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.