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Finding the Fourth Proportional to 148,649.67, 222,972.24 and 103,015.26

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Solution

The fourth proportional to 148,649.67, 222,972.24 and 103,015.26 is: 154,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,649.67 : 222,972.24 = 103,015.26 : x
  2. Step 2: Convert to fraction form
    148,649.67/222,972.24 = 103,015.26/x
  3. Step 3: Cross multiply
    148,649.67x = 222,972.24 × 103,015.26
  4. Step 4: Simplify right side
    148,649.67x = 22,969,543,276.38
  5. Step 5: Solve for x
    x = 22,969,543,276.38/148,649.67
  6. Step 6: Final answer
    x = 154,521.32

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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.