Home / 148,018.10-222,027.15-103,694.90

Finding the Fourth Proportional to 148,018.10, 222,027.15 and 103,694.90

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Solution

The fourth proportional to 148,018.10, 222,027.15 and 103,694.90 is: 155,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,018.10 : 222,027.15 = 103,694.90 : x
  2. Step 2: Convert to fraction form
    148,018.10/222,027.15 = 103,694.90/x
  3. Step 3: Cross multiply
    148,018.10x = 222,027.15 × 103,694.90
  4. Step 4: Simplify right side
    148,018.10x = 23,023,083,116.54
  5. Step 5: Solve for x
    x = 23,023,083,116.54/148,018.10
  6. Step 6: Final answer
    x = 155,542.35

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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.