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Finding the Fourth Proportional to 64,906.68, 97,360.80 and 22,787.82

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Solution

The fourth proportional to 64,906.68, 97,360.80 and 22,787.82 is: 34,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,906.68 : 97,360.80 = 22,787.82 : x
  2. Step 2: Convert to fraction form
    64,906.68/97,360.80 = 22,787.82/x
  3. Step 3: Cross multiply
    64,906.68x = 97,360.80 × 22,787.82
  4. Step 4: Simplify right side
    64,906.68x = 2,218,640,385.46
  5. Step 5: Solve for x
    x = 2,218,640,385.46/64,906.68
  6. Step 6: Final answer
    x = 34,182.00

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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.