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Finding the Third Proportional to 14,235.02 and 31,151.43

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Solution

The third proportional to 14,235.02 and 31,151.43 is: 68,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.02 : 31,151.43 = 31,151.43 : x
  2. Step 2: Convert to fraction form
    14,235.02/31,151.43 = 31,151.43/x
  3. Step 3: Cross multiply
    14,235.02x = 31,151.43 × 31,151.43
  4. Step 4: Simplify right side
    14,235.02x = 970,411,670.44
  5. Step 5: Solve for x
    x = 970,411,670.44/14,235.02
  6. Step 6: Final answer
    x = 68,170.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.