Home / 51,146.64-76,690.80-27,424.98

Finding the Fourth Proportional to 51,146.64, 76,690.80 and 27,424.98

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Solution

The fourth proportional to 51,146.64, 76,690.80 and 27,424.98 is: 41,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,146.64 : 76,690.80 = 27,424.98 : x
  2. Step 2: Convert to fraction form
    51,146.64/76,690.80 = 27,424.98/x
  3. Step 3: Cross multiply
    51,146.64x = 76,690.80 × 27,424.98
  4. Step 4: Simplify right side
    51,146.64x = 2,103,243,656.18
  5. Step 5: Solve for x
    x = 2,103,243,656.18/51,146.64
  6. Step 6: Final answer
    x = 41,121.83

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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.