Home / 165,623.65-228,543.47-93,034.69

Finding the Fourth Proportional to 165,623.65, 228,543.47 and 93,034.69

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Solution

The fourth proportional to 165,623.65, 228,543.47 and 93,034.69 is: 128,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,623.65 : 228,543.47 = 93,034.69 : x
  2. Step 2: Convert to fraction form
    165,623.65/228,543.47 = 93,034.69/x
  3. Step 3: Cross multiply
    165,623.65x = 228,543.47 × 93,034.69
  4. Step 4: Simplify right side
    165,623.65x = 21,262,469,846.44
  5. Step 5: Solve for x
    x = 21,262,469,846.44/165,623.65
  6. Step 6: Final answer
    x = 128,378.22

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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.