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Finding the Fourth Proportional to 180,801.60, 271,202.40 and 124,814.40

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Solution

The fourth proportional to 180,801.60, 271,202.40 and 124,814.40 is: 187,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,801.60 : 271,202.40 = 124,814.40 : x
  2. Step 2: Convert to fraction form
    180,801.60/271,202.40 = 124,814.40/x
  3. Step 3: Cross multiply
    180,801.60x = 271,202.40 × 124,814.40
  4. Step 4: Simplify right side
    180,801.60x = 33,849,964,834.56
  5. Step 5: Solve for x
    x = 33,849,964,834.56/180,801.60
  6. Step 6: Final answer
    x = 187,221.60

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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.