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Finding the Fourth Proportional to 173,241.70, 239,066.74 and 108,745.72

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Solution

The fourth proportional to 173,241.70, 239,066.74 and 108,745.72 is: 150,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,241.70 : 239,066.74 = 108,745.72 : x
  2. Step 2: Convert to fraction form
    173,241.70/239,066.74 = 108,745.72/x
  3. Step 3: Cross multiply
    173,241.70x = 239,066.74 × 108,745.72
  4. Step 4: Simplify right side
    173,241.70x = 25,997,484,769.35
  5. Step 5: Solve for x
    x = 25,997,484,769.35/173,241.70
  6. Step 6: Final answer
    x = 150,064.82

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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.