Home / 97,985.53-146,984.98-38,821.11

Finding the Fourth Proportional to 97,985.53, 146,984.98 and 38,821.11

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Solution

The fourth proportional to 97,985.53, 146,984.98 and 38,821.11 is: 58,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,985.53 : 146,984.98 = 38,821.11 : x
  2. Step 2: Convert to fraction form
    97,985.53/146,984.98 = 38,821.11/x
  3. Step 3: Cross multiply
    97,985.53x = 146,984.98 × 38,821.11
  4. Step 4: Simplify right side
    97,985.53x = 5,706,120,076.93
  5. Step 5: Solve for x
    x = 5,706,120,076.93/97,985.53
  6. Step 6: Final answer
    x = 58,234.31

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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.