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Finding the Third Proportional to 29,988 and 45,059.63

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Solution

The third proportional to 29,988 and 45,059.63 is: 67,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,988 : 45,059.63 = 45,059.63 : x
  2. Step 2: Convert to fraction form
    29,988/45,059.63 = 45,059.63/x
  3. Step 3: Cross multiply
    29,988x = 45,059.63 × 45,059.63
  4. Step 4: Simplify right side
    29,988x = 2,030,369,805.14
  5. Step 5: Solve for x
    x = 2,030,369,805.14/29,988
  6. Step 6: Final answer
    x = 67,706.08

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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.