Home / 45,369.72-68,061.60-14,202

Finding the Fourth Proportional to 45,369.72, 68,061.60 and 14,202

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Solution

The fourth proportional to 45,369.72, 68,061.60 and 14,202 is: 21,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369.72 : 68,061.60 = 14,202 : x
  2. Step 2: Convert to fraction form
    45,369.72/68,061.60 = 14,202/x
  3. Step 3: Cross multiply
    45,369.72x = 68,061.60 × 14,202
  4. Step 4: Simplify right side
    45,369.72x = 966,610,843.20
  5. Step 5: Solve for x
    x = 966,610,843.20/45,369.72
  6. Step 6: Final answer
    x = 21,305.20

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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.