Home / 148,022.10-222,033.15-103,698.90

Finding the Fourth Proportional to 148,022.10, 222,033.15 and 103,698.90

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Solution

The fourth proportional to 148,022.10, 222,033.15 and 103,698.90 is: 155,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,022.10 : 222,033.15 = 103,698.90 : x
  2. Step 2: Convert to fraction form
    148,022.10/222,033.15 = 103,698.90/x
  3. Step 3: Cross multiply
    148,022.10x = 222,033.15 × 103,698.90
  4. Step 4: Simplify right side
    148,022.10x = 23,024,593,418.54
  5. Step 5: Solve for x
    x = 23,024,593,418.54/148,022.10
  6. Step 6: Final answer
    x = 155,548.35

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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.