Home / 240,009.15-331,206.21-132,576.87

Finding the Fourth Proportional to 240,009.15, 331,206.21 and 132,576.87

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Solution

The fourth proportional to 240,009.15, 331,206.21 and 132,576.87 is: 182,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,009.15 : 331,206.21 = 132,576.87 : x
  2. Step 2: Convert to fraction form
    240,009.15/331,206.21 = 132,576.87/x
  3. Step 3: Cross multiply
    240,009.15x = 331,206.21 × 132,576.87
  4. Step 4: Simplify right side
    240,009.15x = 43,910,282,646.36
  5. Step 5: Solve for x
    x = 43,910,282,646.36/240,009.15
  6. Step 6: Final answer
    x = 182,952.54

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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.