Home / 169,079.58-233,289.75-100,134.24

Finding the Fourth Proportional to 169,079.58, 233,289.75 and 100,134.24

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Solution

The fourth proportional to 169,079.58, 233,289.75 and 100,134.24 is: 138,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,079.58 : 233,289.75 = 100,134.24 : x
  2. Step 2: Convert to fraction form
    169,079.58/233,289.75 = 100,134.24/x
  3. Step 3: Cross multiply
    169,079.58x = 233,289.75 × 100,134.24
  4. Step 4: Simplify right side
    169,079.58x = 23,360,291,816.04
  5. Step 5: Solve for x
    x = 23,360,291,816.04/169,079.58
  6. Step 6: Final answer
    x = 138,161.52

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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.