Home / 239,313.85-330,252.35-131,883.85

Finding the Fourth Proportional to 239,313.85, 330,252.35 and 131,883.85

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Solution

The fourth proportional to 239,313.85, 330,252.35 and 131,883.85 is: 181,999.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,313.85 : 330,252.35 = 131,883.85 : x
  2. Step 2: Convert to fraction form
    239,313.85/330,252.35 = 131,883.85/x
  3. Step 3: Cross multiply
    239,313.85x = 330,252.35 × 131,883.85
  4. Step 4: Simplify right side
    239,313.85x = 43,554,950,730.13
  5. Step 5: Solve for x
    x = 43,554,950,730.13/239,313.85
  6. Step 6: Final answer
    x = 181,999.29

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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.