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Finding the Third Proportional to 61,258.78 and 134,308.13

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Solution

The third proportional to 61,258.78 and 134,308.13 is: 294,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,258.78 : 134,308.13 = 134,308.13 : x
  2. Step 2: Convert to fraction form
    61,258.78/134,308.13 = 134,308.13/x
  3. Step 3: Cross multiply
    61,258.78x = 134,308.13 × 134,308.13
  4. Step 4: Simplify right side
    61,258.78x = 18,038,672,441.02
  5. Step 5: Solve for x
    x = 18,038,672,441.02/61,258.78
  6. Step 6: Final answer
    x = 294,466.72

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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.