Home / 222,050.37-306,235.80-157,391.70

Finding the Fourth Proportional to 222,050.37, 306,235.80 and 157,391.70

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Solution

The fourth proportional to 222,050.37, 306,235.80 and 157,391.70 is: 217,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,050.37 : 306,235.80 = 157,391.70 : x
  2. Step 2: Convert to fraction form
    222,050.37/306,235.80 = 157,391.70/x
  3. Step 3: Cross multiply
    222,050.37x = 306,235.80 × 157,391.70
  4. Step 4: Simplify right side
    222,050.37x = 48,198,973,162.86
  5. Step 5: Solve for x
    x = 48,198,973,162.86/222,050.37
  6. Step 6: Final answer
    x = 217,063.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.