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Finding the Fourth Proportional to 177,458.79, 244,883.88 and 100,976.31

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Solution

The fourth proportional to 177,458.79, 244,883.88 and 100,976.31 is: 139,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,458.79 : 244,883.88 = 100,976.31 : x
  2. Step 2: Convert to fraction form
    177,458.79/244,883.88 = 100,976.31/x
  3. Step 3: Cross multiply
    177,458.79x = 244,883.88 × 100,976.31
  4. Step 4: Simplify right side
    177,458.79x = 24,727,470,580.88
  5. Step 5: Solve for x
    x = 24,727,470,580.88/177,458.79
  6. Step 6: Final answer
    x = 139,342.04

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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.