Home / 204,221.48-281,784-119,322.14

Finding the Fourth Proportional to 204,221.48, 281,784 and 119,322.14

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Solution

The fourth proportional to 204,221.48, 281,784 and 119,322.14 is: 164,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,221.48 : 281,784 = 119,322.14 : x
  2. Step 2: Convert to fraction form
    204,221.48/281,784 = 119,322.14/x
  3. Step 3: Cross multiply
    204,221.48x = 281,784 × 119,322.14
  4. Step 4: Simplify right side
    204,221.48x = 33,623,069,897.76
  5. Step 5: Solve for x
    x = 33,623,069,897.76/204,221.48
  6. Step 6: Final answer
    x = 164,640.22

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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.