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Finding the Fourth Proportional to 223,028.54, 307,758.93 and 132,368.90

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Solution

The fourth proportional to 223,028.54, 307,758.93 and 132,368.90 is: 182,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,028.54 : 307,758.93 = 132,368.90 : x
  2. Step 2: Convert to fraction form
    223,028.54/307,758.93 = 132,368.90/x
  3. Step 3: Cross multiply
    223,028.54x = 307,758.93 × 132,368.90
  4. Step 4: Simplify right side
    223,028.54x = 40,737,711,029.28
  5. Step 5: Solve for x
    x = 40,737,711,029.28/223,028.54
  6. Step 6: Final answer
    x = 182,656.94

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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.