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Finding the Fourth Proportional to 148,351.69, 222,158.47 and 103,769.69

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Solution

The fourth proportional to 148,351.69, 222,158.47 and 103,769.69 is: 155,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,351.69 : 222,158.47 = 103,769.69 : x
  2. Step 2: Convert to fraction form
    148,351.69/222,158.47 = 103,769.69/x
  3. Step 3: Cross multiply
    148,351.69x = 222,158.47 × 103,769.69
  4. Step 4: Simplify right side
    148,351.69x = 23,053,315,562.77
  5. Step 5: Solve for x
    x = 23,053,315,562.77/148,351.69
  6. Step 6: Final answer
    x = 155,396.38

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1.5x scale

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.