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Finding the Fourth Proportional to 173,856, 239,936.48 and 97,373.84

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Solution

The fourth proportional to 173,856, 239,936.48 and 97,373.84 is: 134,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,856 : 239,936.48 = 97,373.84 : x
  2. Step 2: Convert to fraction form
    173,856/239,936.48 = 97,373.84/x
  3. Step 3: Cross multiply
    173,856x = 239,936.48 × 97,373.84
  4. Step 4: Simplify right side
    173,856x = 23,363,536,413.68
  5. Step 5: Solve for x
    x = 23,363,536,413.68/173,856
  6. Step 6: Final answer
    x = 134,384.41

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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.