Home / 202,660.26-279,526.08-142,244.34

Finding the Fourth Proportional to 202,660.26, 279,526.08 and 142,244.34

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Solution

The fourth proportional to 202,660.26, 279,526.08 and 142,244.34 is: 196,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,660.26 : 279,526.08 = 142,244.34 : x
  2. Step 2: Convert to fraction form
    202,660.26/279,526.08 = 142,244.34/x
  3. Step 3: Cross multiply
    202,660.26x = 279,526.08 × 142,244.34
  4. Step 4: Simplify right side
    202,660.26x = 39,761,002,762.39
  5. Step 5: Solve for x
    x = 39,761,002,762.39/202,660.26
  6. Step 6: Final answer
    x = 196,195.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.