Home / 177,221.20-265,831.80-166,723.60

Finding the Fourth Proportional to 177,221.20, 265,831.80 and 166,723.60

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Solution

The fourth proportional to 177,221.20, 265,831.80 and 166,723.60 is: 250,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,221.20 : 265,831.80 = 166,723.60 : x
  2. Step 2: Convert to fraction form
    177,221.20/265,831.80 = 166,723.60/x
  3. Step 3: Cross multiply
    177,221.20x = 265,831.80 × 166,723.60
  4. Step 4: Simplify right side
    177,221.20x = 44,320,434,690.48
  5. Step 5: Solve for x
    x = 44,320,434,690.48/177,221.20
  6. Step 6: Final answer
    x = 250,085.40

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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.