Home / 64,910.90-97,374.78-22,787.96

Finding the Fourth Proportional to 64,910.90, 97,374.78 and 22,787.96

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Solution

The fourth proportional to 64,910.90, 97,374.78 and 22,787.96 is: 34,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,910.90 : 97,374.78 = 22,787.96 : x
  2. Step 2: Convert to fraction form
    64,910.90/97,374.78 = 22,787.96/x
  3. Step 3: Cross multiply
    64,910.90x = 97,374.78 × 22,787.96
  4. Step 4: Simplify right side
    64,910.90x = 2,218,972,591.65
  5. Step 5: Solve for x
    x = 2,218,972,591.65/64,910.90
  6. Step 6: Final answer
    x = 34,184.90

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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.