Home / 240,188.83-331,461.90-131,293.33

Finding the Fourth Proportional to 240,188.83, 331,461.90 and 131,293.33

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Solution

The fourth proportional to 240,188.83, 331,461.90 and 131,293.33 is: 181,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,188.83 : 331,461.90 = 131,293.33 : x
  2. Step 2: Convert to fraction form
    240,188.83/331,461.90 = 131,293.33/x
  3. Step 3: Cross multiply
    240,188.83x = 331,461.90 × 131,293.33
  4. Step 4: Simplify right side
    240,188.83x = 43,518,734,961.82
  5. Step 5: Solve for x
    x = 43,518,734,961.82/240,188.83
  6. Step 6: Final answer
    x = 181,185.51

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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.