Home / 115,732.82-173,316.12-104,513.51

Finding the Fourth Proportional to 115,732.82, 173,316.12 and 104,513.51

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Solution

The fourth proportional to 115,732.82, 173,316.12 and 104,513.51 is: 156,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,732.82 : 173,316.12 = 104,513.51 : x
  2. Step 2: Convert to fraction form
    115,732.82/173,316.12 = 104,513.51/x
  3. Step 3: Cross multiply
    115,732.82x = 173,316.12 × 104,513.51
  4. Step 4: Simplify right side
    115,732.82x = 18,113,875,174.20
  5. Step 5: Solve for x
    x = 18,113,875,174.20/115,732.82
  6. Step 6: Final answer
    x = 156,514.60

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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.