Home / 165,258.72-247,904.46-52,910.70

Finding the Fourth Proportional to 165,258.72, 247,904.46 and 52,910.70

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Solution

The fourth proportional to 165,258.72, 247,904.46 and 52,910.70 is: 79,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,258.72 : 247,904.46 = 52,910.70 : x
  2. Step 2: Convert to fraction form
    165,258.72/247,904.46 = 52,910.70/x
  3. Step 3: Cross multiply
    165,258.72x = 247,904.46 × 52,910.70
  4. Step 4: Simplify right side
    165,258.72x = 13,116,798,511.72
  5. Step 5: Solve for x
    x = 13,116,798,511.72/165,258.72
  6. Step 6: Final answer
    x = 79,371.29

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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.