Home / 97,972.49-146,835.77-52,992.04

Finding the Fourth Proportional to 97,972.49, 146,835.77 and 52,992.04

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Solution

The fourth proportional to 97,972.49, 146,835.77 and 52,992.04 is: 79,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,972.49 : 146,835.77 = 52,992.04 : x
  2. Step 2: Convert to fraction form
    97,972.49/146,835.77 = 52,992.04/x
  3. Step 3: Cross multiply
    97,972.49x = 146,835.77 × 52,992.04
  4. Step 4: Simplify right side
    97,972.49x = 7,781,126,997.27
  5. Step 5: Solve for x
    x = 7,781,126,997.27/97,972.49
  6. Step 6: Final answer
    x = 79,421.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.