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Finding the Fourth Proportional to 201,493.04, 277,902.96 and 124,969.23

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Solution

The fourth proportional to 201,493.04, 277,902.96 and 124,969.23 is: 172,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,493.04 : 277,902.96 = 124,969.23 : x
  2. Step 2: Convert to fraction form
    201,493.04/277,902.96 = 124,969.23/x
  3. Step 3: Cross multiply
    201,493.04x = 277,902.96 × 124,969.23
  4. Step 4: Simplify right side
    201,493.04x = 34,729,318,925.92
  5. Step 5: Solve for x
    x = 34,729,318,925.92/201,493.04
  6. Step 6: Final answer
    x = 172,359.90

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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.