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Finding the Fourth Proportional to 92,963.30, 139,443.71 and 22,843.22

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Solution

The fourth proportional to 92,963.30, 139,443.71 and 22,843.22 is: 34,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,963.30 : 139,443.71 = 22,843.22 : x
  2. Step 2: Convert to fraction form
    92,963.30/139,443.71 = 22,843.22/x
  3. Step 3: Cross multiply
    92,963.30x = 139,443.71 × 22,843.22
  4. Step 4: Simplify right side
    92,963.30x = 3,185,342,533.71
  5. Step 5: Solve for x
    x = 3,185,342,533.71/92,963.30
  6. Step 6: Final answer
    x = 34,264.52

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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.