Home / 51,949.22-77,904.39-40,985.06

Finding the Fourth Proportional to 51,949.22, 77,904.39 and 40,985.06

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Solution

The fourth proportional to 51,949.22, 77,904.39 and 40,985.06 is: 61,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,949.22 : 77,904.39 = 40,985.06 : x
  2. Step 2: Convert to fraction form
    51,949.22/77,904.39 = 40,985.06/x
  3. Step 3: Cross multiply
    51,949.22x = 77,904.39 × 40,985.06
  4. Step 4: Simplify right side
    51,949.22x = 3,192,916,098.41
  5. Step 5: Solve for x
    x = 3,192,916,098.41/51,949.22
  6. Step 6: Final answer
    x = 61,462.25

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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.