Home / 165,857.23-248,638.51-64,631.85

Finding the Fourth Proportional to 165,857.23, 248,638.51 and 64,631.85

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Solution

The fourth proportional to 165,857.23, 248,638.51 and 64,631.85 is: 96,890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,857.23 : 248,638.51 = 64,631.85 : x
  2. Step 2: Convert to fraction form
    165,857.23/248,638.51 = 64,631.85/x
  3. Step 3: Cross multiply
    165,857.23x = 248,638.51 × 64,631.85
  4. Step 4: Simplify right side
    165,857.23x = 16,069,966,882.54
  5. Step 5: Solve for x
    x = 16,069,966,882.54/165,857.23
  6. Step 6: Final answer
    x = 96,890.36

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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.