Home / 165,863.59-248,648.04-64,638.22

Finding the Fourth Proportional to 165,863.59, 248,648.04 and 64,638.22

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Solution

The fourth proportional to 165,863.59, 248,648.04 and 64,638.22 is: 96,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,863.59 : 248,648.04 = 64,638.22 : x
  2. Step 2: Convert to fraction form
    165,863.59/248,648.04 = 64,638.22/x
  3. Step 3: Cross multiply
    165,863.59x = 248,648.04 × 64,638.22
  4. Step 4: Simplify right side
    165,863.59x = 16,072,166,712.09
  5. Step 5: Solve for x
    x = 16,072,166,712.09/165,863.59
  6. Step 6: Final answer
    x = 96,899.91

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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.