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Finding the Fourth Proportional to 176,993.94, 244,250.69 and 96,421.28

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Solution

The fourth proportional to 176,993.94, 244,250.69 and 96,421.28 is: 133,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,993.94 : 244,250.69 = 96,421.28 : x
  2. Step 2: Convert to fraction form
    176,993.94/244,250.69 = 96,421.28/x
  3. Step 3: Cross multiply
    176,993.94x = 244,250.69 × 96,421.28
  4. Step 4: Simplify right side
    176,993.94x = 23,550,962,467.32
  5. Step 5: Solve for x
    x = 23,550,962,467.32/176,993.94
  6. Step 6: Final answer
    x = 133,060.84

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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.