Home / 137,642.76-206,444.70-44,136.36

Finding the Fourth Proportional to 137,642.76, 206,444.70 and 44,136.36

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Solution

The fourth proportional to 137,642.76, 206,444.70 and 44,136.36 is: 66,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,642.76 : 206,444.70 = 44,136.36 : x
  2. Step 2: Convert to fraction form
    137,642.76/206,444.70 = 44,136.36/x
  3. Step 3: Cross multiply
    137,642.76x = 206,444.70 × 44,136.36
  4. Step 4: Simplify right side
    137,642.76x = 9,111,717,599.29
  5. Step 5: Solve for x
    x = 9,111,717,599.29/137,642.76
  6. Step 6: Final answer
    x = 66,198.31

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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.