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Finding the Fourth Proportional to 503,112.92, 754,674.64 and 148,133.66

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Solution

The fourth proportional to 503,112.92, 754,674.64 and 148,133.66 is: 222,202.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,112.92 : 754,674.64 = 148,133.66 : x
  2. Step 2: Convert to fraction form
    503,112.92/754,674.64 = 148,133.66/x
  3. Step 3: Cross multiply
    503,112.92x = 754,674.64 × 148,133.66
  4. Step 4: Simplify right side
    503,112.92x = 111,792,712,388.68
  5. Step 5: Solve for x
    x = 111,792,712,388.68/503,112.92
  6. Step 6: Final answer
    x = 222,202.03

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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.