Home / 97,836.78-146,852.37-45,258.06

Finding the Fourth Proportional to 97,836.78, 146,852.37 and 45,258.06

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Solution

The fourth proportional to 97,836.78, 146,852.37 and 45,258.06 is: 67,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,836.78 : 146,852.37 = 45,258.06 : x
  2. Step 2: Convert to fraction form
    97,836.78/146,852.37 = 45,258.06/x
  3. Step 3: Cross multiply
    97,836.78x = 146,852.37 × 45,258.06
  4. Step 4: Simplify right side
    97,836.78x = 6,646,253,372.60
  5. Step 5: Solve for x
    x = 6,646,253,372.60/97,836.78
  6. Step 6: Final answer
    x = 67,932.05

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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.