Home / 165,072.90-227,802.87-93,451.35

Finding the Fourth Proportional to 165,072.90, 227,802.87 and 93,451.35

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Solution

The fourth proportional to 165,072.90, 227,802.87 and 93,451.35 is: 128,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,072.90 : 227,802.87 = 93,451.35 : x
  2. Step 2: Convert to fraction form
    165,072.90/227,802.87 = 93,451.35/x
  3. Step 3: Cross multiply
    165,072.90x = 227,802.87 × 93,451.35
  4. Step 4: Simplify right side
    165,072.90x = 21,288,485,735.37
  5. Step 5: Solve for x
    x = 21,288,485,735.37/165,072.90
  6. Step 6: Final answer
    x = 128,964.15

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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.