Home / 169,432.64-254,014.09-83,983.36

Finding the Fourth Proportional to 169,432.64, 254,014.09 and 83,983.36

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Solution

The fourth proportional to 169,432.64, 254,014.09 and 83,983.36 is: 125,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,432.64 : 254,014.09 = 83,983.36 : x
  2. Step 2: Convert to fraction form
    169,432.64/254,014.09 = 83,983.36/x
  3. Step 3: Cross multiply
    169,432.64x = 254,014.09 × 83,983.36
  4. Step 4: Simplify right side
    169,432.64x = 21,332,955,180.53
  5. Step 5: Solve for x
    x = 21,332,955,180.53/169,432.64
  6. Step 6: Final answer
    x = 125,908.18

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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.