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Finding the Fourth Proportional to 92,630.94, 138,946.20 and 22,510.32

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Solution

The fourth proportional to 92,630.94, 138,946.20 and 22,510.32 is: 33,765.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,630.94 : 138,946.20 = 22,510.32 : x
  2. Step 2: Convert to fraction form
    92,630.94/138,946.20 = 22,510.32/x
  3. Step 3: Cross multiply
    92,630.94x = 138,946.20 × 22,510.32
  4. Step 4: Simplify right side
    92,630.94x = 3,127,723,424.78
  5. Step 5: Solve for x
    x = 3,127,723,424.78/92,630.94
  6. Step 6: Final answer
    x = 33,765.43

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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.