Home / 165,675.78-228,621.70-97,689.46

Finding the Fourth Proportional to 165,675.78, 228,621.70 and 97,689.46

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Solution

The fourth proportional to 165,675.78, 228,621.70 and 97,689.46 is: 134,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,675.78 : 228,621.70 = 97,689.46 : x
  2. Step 2: Convert to fraction form
    165,675.78/228,621.70 = 97,689.46/x
  3. Step 3: Cross multiply
    165,675.78x = 228,621.70 × 97,689.46
  4. Step 4: Simplify right side
    165,675.78x = 22,333,929,928.83
  5. Step 5: Solve for x
    x = 22,333,929,928.83/165,675.78
  6. Step 6: Final answer
    x = 134,805.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.