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Finding the Fourth Proportional to 241,390.60, 362,086.20 and 83,619.03

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Solution

The fourth proportional to 241,390.60, 362,086.20 and 83,619.03 is: 125,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,390.60 : 362,086.20 = 83,619.03 : x
  2. Step 2: Convert to fraction form
    241,390.60/362,086.20 = 83,619.03/x
  3. Step 3: Cross multiply
    241,390.60x = 362,086.20 × 83,619.03
  4. Step 4: Simplify right side
    241,390.60x = 30,277,298,178.21
  5. Step 5: Solve for x
    x = 30,277,298,178.21/241,390.60
  6. Step 6: Final answer
    x = 125,428.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.