Home / 61,345.11-91,952.06-28,015.23

Finding the Fourth Proportional to 61,345.11, 91,952.06 and 28,015.23

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Solution

The fourth proportional to 61,345.11, 91,952.06 and 28,015.23 is: 41,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,345.11 : 91,952.06 = 28,015.23 : x
  2. Step 2: Convert to fraction form
    61,345.11/91,952.06 = 28,015.23/x
  3. Step 3: Cross multiply
    61,345.11x = 91,952.06 × 28,015.23
  4. Step 4: Simplify right side
    61,345.11x = 2,576,058,472.20
  5. Step 5: Solve for x
    x = 2,576,058,472.20/61,345.11
  6. Step 6: Final answer
    x = 41,992.89

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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.