Home / 165,457.41-248,186.15-115,634.82

Finding the Fourth Proportional to 165,457.41, 248,186.15 and 115,634.82

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Solution

The fourth proportional to 165,457.41, 248,186.15 and 115,634.82 is: 173,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,457.41 : 248,186.15 = 115,634.82 : x
  2. Step 2: Convert to fraction form
    165,457.41/248,186.15 = 115,634.82/x
  3. Step 3: Cross multiply
    165,457.41x = 248,186.15 × 115,634.82
  4. Step 4: Simplify right side
    165,457.41x = 28,698,960,203.57
  5. Step 5: Solve for x
    x = 28,698,960,203.57/165,457.41
  6. Step 6: Final answer
    x = 173,452.25

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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.