Home / 179,633.52-247,894.26-103,157.64

Finding the Fourth Proportional to 179,633.52, 247,894.26 and 103,157.64

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Solution

The fourth proportional to 179,633.52, 247,894.26 and 103,157.64 is: 142,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,633.52 : 247,894.26 = 103,157.64 : x
  2. Step 2: Convert to fraction form
    179,633.52/247,894.26 = 103,157.64/x
  3. Step 3: Cross multiply
    179,633.52x = 247,894.26 × 103,157.64
  4. Step 4: Simplify right side
    179,633.52x = 25,572,186,831.15
  5. Step 5: Solve for x
    x = 25,572,186,831.15/179,633.52
  6. Step 6: Final answer
    x = 142,357.54

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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.