Home / 45,924.98-68,832.12-39,890.48

Finding the Fourth Proportional to 45,924.98, 68,832.12 and 39,890.48

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Solution

The fourth proportional to 45,924.98, 68,832.12 and 39,890.48 is: 59,787.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,924.98 : 68,832.12 = 39,890.48 : x
  2. Step 2: Convert to fraction form
    45,924.98/68,832.12 = 39,890.48/x
  3. Step 3: Cross multiply
    45,924.98x = 68,832.12 × 39,890.48
  4. Step 4: Simplify right side
    45,924.98x = 2,745,746,306.22
  5. Step 5: Solve for x
    x = 2,745,746,306.22/45,924.98
  6. Step 6: Final answer
    x = 59,787.64

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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.