Home / 240,511.24-331,905.90-133,085.80

Finding the Fourth Proportional to 240,511.24, 331,905.90 and 133,085.80

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Solution

The fourth proportional to 240,511.24, 331,905.90 and 133,085.80 is: 183,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,511.24 : 331,905.90 = 133,085.80 : x
  2. Step 2: Convert to fraction form
    240,511.24/331,905.90 = 133,085.80/x
  3. Step 3: Cross multiply
    240,511.24x = 331,905.90 × 133,085.80
  4. Step 4: Simplify right side
    240,511.24x = 44,171,962,226.22
  5. Step 5: Solve for x
    x = 44,171,962,226.22/240,511.24
  6. Step 6: Final answer
    x = 183,658.62

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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.