Home / 148,629.66-222,966.30-69,751.86

Finding the Fourth Proportional to 148,629.66, 222,966.30 and 69,751.86

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Solution

The fourth proportional to 148,629.66, 222,966.30 and 69,751.86 is: 104,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,629.66 : 222,966.30 = 69,751.86 : x
  2. Step 2: Convert to fraction form
    148,629.66/222,966.30 = 69,751.86/x
  3. Step 3: Cross multiply
    148,629.66x = 222,966.30 × 69,751.86
  4. Step 4: Simplify right side
    148,629.66x = 15,552,314,142.32
  5. Step 5: Solve for x
    x = 15,552,314,142.32/148,629.66
  6. Step 6: Final answer
    x = 104,638.03

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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.