Home / 233,944.32-322,874.74-131,990.70

Finding the Fourth Proportional to 233,944.32, 322,874.74 and 131,990.70

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Solution

The fourth proportional to 233,944.32, 322,874.74 and 131,990.70 is: 182,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,944.32 : 322,874.74 = 131,990.70 : x
  2. Step 2: Convert to fraction form
    233,944.32/322,874.74 = 131,990.70/x
  3. Step 3: Cross multiply
    233,944.32x = 322,874.74 × 131,990.70
  4. Step 4: Simplify right side
    233,944.32x = 42,616,462,944.92
  5. Step 5: Solve for x
    x = 42,616,462,944.92/233,944.32
  6. Step 6: Final answer
    x = 182,164.98

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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.