Home / 169,366.24-254,016.94-85,103.07

Finding the Fourth Proportional to 169,366.24, 254,016.94 and 85,103.07

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Solution

The fourth proportional to 169,366.24, 254,016.94 and 85,103.07 is: 127,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,366.24 : 254,016.94 = 85,103.07 : x
  2. Step 2: Convert to fraction form
    169,366.24/254,016.94 = 85,103.07/x
  3. Step 3: Cross multiply
    169,366.24x = 254,016.94 × 85,103.07
  4. Step 4: Simplify right side
    169,366.24x = 21,617,621,426.01
  5. Step 5: Solve for x
    x = 21,617,621,426.01/169,366.24
  6. Step 6: Final answer
    x = 127,638.31

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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.