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Finding the Fourth Proportional to 148,525.30, 222,822.51 and 48,679.30

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Solution

The fourth proportional to 148,525.30, 222,822.51 and 48,679.30 is: 73,030.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,525.30 : 222,822.51 = 48,679.30 : x
  2. Step 2: Convert to fraction form
    148,525.30/222,822.51 = 48,679.30/x
  3. Step 3: Cross multiply
    148,525.30x = 222,822.51 × 48,679.30
  4. Step 4: Simplify right side
    148,525.30x = 10,846,843,811.04
  5. Step 5: Solve for x
    x = 10,846,843,811.04/148,525.30
  6. Step 6: Final answer
    x = 73,030.28

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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.