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Finding the Fourth Proportional to 178,223.87, 245,951.97 and 97,659.25

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Solution

The fourth proportional to 178,223.87, 245,951.97 and 97,659.25 is: 134,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,223.87 : 245,951.97 = 97,659.25 : x
  2. Step 2: Convert to fraction form
    178,223.87/245,951.97 = 97,659.25/x
  3. Step 3: Cross multiply
    178,223.87x = 245,951.97 × 97,659.25
  4. Step 4: Simplify right side
    178,223.87x = 24,019,484,926.22
  5. Step 5: Solve for x
    x = 24,019,484,926.22/178,223.87
  6. Step 6: Final answer
    x = 134,771.42

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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.