Home / 148,403.22-222,235.56-103,821.22

Finding the Fourth Proportional to 148,403.22, 222,235.56 and 103,821.22

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Solution

The fourth proportional to 148,403.22, 222,235.56 and 103,821.22 is: 155,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,403.22 : 222,235.56 = 103,821.22 : x
  2. Step 2: Convert to fraction form
    148,403.22/222,235.56 = 103,821.22/x
  3. Step 3: Cross multiply
    148,403.22x = 222,235.56 × 103,821.22
  4. Step 4: Simplify right side
    148,403.22x = 23,072,766,966.58
  5. Step 5: Solve for x
    x = 23,072,766,966.58/148,403.22
  6. Step 6: Final answer
    x = 155,473.49

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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.