Home / 148,739.41-222,871.26-133,632.70

Finding the Fourth Proportional to 148,739.41, 222,871.26 and 133,632.70

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Solution

The fourth proportional to 148,739.41, 222,871.26 and 133,632.70 is: 200,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,739.41 : 222,871.26 = 133,632.70 : x
  2. Step 2: Convert to fraction form
    148,739.41/222,871.26 = 133,632.70/x
  3. Step 3: Cross multiply
    148,739.41x = 222,871.26 × 133,632.70
  4. Step 4: Simplify right side
    148,739.41x = 29,782,888,226.20
  5. Step 5: Solve for x
    x = 29,782,888,226.20/148,739.41
  6. Step 6: Final answer
    x = 200,235.35

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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.