Home / 168,276-232,221.36-92,823.84

Finding the Fourth Proportional to 168,276, 232,221.36 and 92,823.84

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Solution

The fourth proportional to 168,276, 232,221.36 and 92,823.84 is: 128,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,276 : 232,221.36 = 92,823.84 : x
  2. Step 2: Convert to fraction form
    168,276/232,221.36 = 92,823.84/x
  3. Step 3: Cross multiply
    168,276x = 232,221.36 × 92,823.84
  4. Step 4: Simplify right side
    168,276x = 21,555,678,365.22
  5. Step 5: Solve for x
    x = 21,555,678,365.22/168,276
  6. Step 6: Final answer
    x = 128,097.16

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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.