Home / 165,888.04-228,918.66-93,288.84

Finding the Fourth Proportional to 165,888.04, 228,918.66 and 93,288.84

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Solution

The fourth proportional to 165,888.04, 228,918.66 and 93,288.84 is: 128,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888.04 : 228,918.66 = 93,288.84 : x
  2. Step 2: Convert to fraction form
    165,888.04/228,918.66 = 93,288.84/x
  3. Step 3: Cross multiply
    165,888.04x = 228,918.66 × 93,288.84
  4. Step 4: Simplify right side
    165,888.04x = 21,355,556,245.75
  5. Step 5: Solve for x
    x = 21,355,556,245.75/165,888.04
  6. Step 6: Final answer
    x = 128,734.76

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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.