Home / 97,977.33-146,990.67-27,856.64

Finding the Fourth Proportional to 97,977.33, 146,990.67 and 27,856.64

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Solution

The fourth proportional to 97,977.33, 146,990.67 and 27,856.64 is: 41,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,977.33 : 146,990.67 = 27,856.64 : x
  2. Step 2: Convert to fraction form
    97,977.33/146,990.67 = 27,856.64/x
  3. Step 3: Cross multiply
    97,977.33x = 146,990.67 × 27,856.64
  4. Step 4: Simplify right side
    97,977.33x = 4,094,666,545.03
  5. Step 5: Solve for x
    x = 4,094,666,545.03/97,977.33
  6. Step 6: Final answer
    x = 41,791.98

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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.