Home / 45,699.30-68,523.47-14,100.39

Finding the Fourth Proportional to 45,699.30, 68,523.47 and 14,100.39

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Solution

The fourth proportional to 45,699.30, 68,523.47 and 14,100.39 is: 21,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,699.30 : 68,523.47 = 14,100.39 : x
  2. Step 2: Convert to fraction form
    45,699.30/68,523.47 = 14,100.39/x
  3. Step 3: Cross multiply
    45,699.30x = 68,523.47 × 14,100.39
  4. Step 4: Simplify right side
    45,699.30x = 966,207,580.65
  5. Step 5: Solve for x
    x = 966,207,580.65/45,699.30
  6. Step 6: Final answer
    x = 21,142.72

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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.