Home / 239,880.45-331,040.16-132,457.23

Finding the Fourth Proportional to 239,880.45, 331,040.16 and 132,457.23

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Solution

The fourth proportional to 239,880.45, 331,040.16 and 132,457.23 is: 182,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,880.45 : 331,040.16 = 132,457.23 : x
  2. Step 2: Convert to fraction form
    239,880.45/331,040.16 = 132,457.23/x
  3. Step 3: Cross multiply
    239,880.45x = 331,040.16 × 132,457.23
  4. Step 4: Simplify right side
    239,880.45x = 43,848,662,612.36
  5. Step 5: Solve for x
    x = 43,848,662,612.36/239,880.45
  6. Step 6: Final answer
    x = 182,793.82

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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.