Home / 139,664.01-209,497.97-39,824.24

Finding the Fourth Proportional to 139,664.01, 209,497.97 and 39,824.24

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Solution

The fourth proportional to 139,664.01, 209,497.97 and 39,824.24 is: 59,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,664.01 : 209,497.97 = 39,824.24 : x
  2. Step 2: Convert to fraction form
    139,664.01/209,497.97 = 39,824.24/x
  3. Step 3: Cross multiply
    139,664.01x = 209,497.97 × 39,824.24
  4. Step 4: Simplify right side
    139,664.01x = 8,343,096,190.18
  5. Step 5: Solve for x
    x = 8,343,096,190.18/139,664.01
  6. Step 6: Final answer
    x = 59,736.91

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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.