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Finding the Third Proportional to 91,848.30 and 141,927.19

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Solution

The third proportional to 91,848.30 and 141,927.19 is: 219,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,848.30 : 141,927.19 = 141,927.19 : x
  2. Step 2: Convert to fraction form
    91,848.30/141,927.19 = 141,927.19/x
  3. Step 3: Cross multiply
    91,848.30x = 141,927.19 × 141,927.19
  4. Step 4: Simplify right side
    91,848.30x = 20,143,326,551.66
  5. Step 5: Solve for x
    x = 20,143,326,551.66/91,848.30
  6. Step 6: Final answer
    x = 219,310.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.