Home / 169,831.10-254,455.05-110,636.30

Finding the Fourth Proportional to 169,831.10, 254,455.05 and 110,636.30

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Solution

The fourth proportional to 169,831.10, 254,455.05 and 110,636.30 is: 165,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,831.10 : 254,455.05 = 110,636.30 : x
  2. Step 2: Convert to fraction form
    169,831.10/254,455.05 = 110,636.30/x
  3. Step 3: Cross multiply
    169,831.10x = 254,455.05 × 110,636.30
  4. Step 4: Simplify right side
    169,831.10x = 28,151,965,248.32
  5. Step 5: Solve for x
    x = 28,151,965,248.32/169,831.10
  6. Step 6: Final answer
    x = 165,764.49

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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.