Home / 51,490.19-77,246.92-27,797.22

Finding the Fourth Proportional to 51,490.19, 77,246.92 and 27,797.22

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Solution

The fourth proportional to 51,490.19, 77,246.92 and 27,797.22 is: 41,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,490.19 : 77,246.92 = 27,797.22 : x
  2. Step 2: Convert to fraction form
    51,490.19/77,246.92 = 27,797.22/x
  3. Step 3: Cross multiply
    51,490.19x = 77,246.92 × 27,797.22
  4. Step 4: Simplify right side
    51,490.19x = 2,147,249,664.31
  5. Step 5: Solve for x
    x = 2,147,249,664.31/51,490.19
  6. Step 6: Final answer
    x = 41,702.11

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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.