Home / 169,228.89-233,642.03-108,904.34

Finding the Fourth Proportional to 169,228.89, 233,642.03 and 108,904.34

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Solution

The fourth proportional to 169,228.89, 233,642.03 and 108,904.34 is: 150,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,228.89 : 233,642.03 = 108,904.34 : x
  2. Step 2: Convert to fraction form
    169,228.89/233,642.03 = 108,904.34/x
  3. Step 3: Cross multiply
    169,228.89x = 233,642.03 × 108,904.34
  4. Step 4: Simplify right side
    169,228.89x = 25,444,631,112.99
  5. Step 5: Solve for x
    x = 25,444,631,112.99/169,228.89
  6. Step 6: Final answer
    x = 150,356.31

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1.5x scale

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.