Home / 97,717.80-146,475.90-53,250.60

Finding the Fourth Proportional to 97,717.80, 146,475.90 and 53,250.60

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Solution

The fourth proportional to 97,717.80, 146,475.90 and 53,250.60 is: 79,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,717.80 : 146,475.90 = 53,250.60 : x
  2. Step 2: Convert to fraction form
    97,717.80/146,475.90 = 53,250.60/x
  3. Step 3: Cross multiply
    97,717.80x = 146,475.90 × 53,250.60
  4. Step 4: Simplify right side
    97,717.80x = 7,799,929,560.54
  5. Step 5: Solve for x
    x = 7,799,929,560.54/97,717.80
  6. Step 6: Final answer
    x = 79,820.97

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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.