Home / 240,236.96-331,528.06-131,343.60

Finding the Fourth Proportional to 240,236.96, 331,528.06 and 131,343.60

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Solution

The fourth proportional to 240,236.96, 331,528.06 and 131,343.60 is: 181,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,236.96 : 331,528.06 = 131,343.60 : x
  2. Step 2: Convert to fraction form
    240,236.96/331,528.06 = 131,343.60/x
  3. Step 3: Cross multiply
    240,236.96x = 331,528.06 × 131,343.60
  4. Step 4: Simplify right side
    240,236.96x = 43,544,088,244.70
  5. Step 5: Solve for x
    x = 43,544,088,244.70/240,236.96
  6. Step 6: Final answer
    x = 181,254.74

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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.