Home / 240,506.24-331,899-133,080.80

Finding the Fourth Proportional to 240,506.24, 331,899 and 133,080.80

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Solution

The fourth proportional to 240,506.24, 331,899 and 133,080.80 is: 183,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,506.24 : 331,899 = 133,080.80 : x
  2. Step 2: Convert to fraction form
    240,506.24/331,899 = 133,080.80/x
  3. Step 3: Cross multiply
    240,506.24x = 331,899 × 133,080.80
  4. Step 4: Simplify right side
    240,506.24x = 44,169,384,439.20
  5. Step 5: Solve for x
    x = 44,169,384,439.20/240,506.24
  6. Step 6: Final answer
    x = 183,651.72

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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.