Home / 239,054.46-329,895.63-131,631.90

Finding the Fourth Proportional to 239,054.46, 329,895.63 and 131,631.90

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Solution

The fourth proportional to 239,054.46, 329,895.63 and 131,631.90 is: 181,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,054.46 : 329,895.63 = 131,631.90 : x
  2. Step 2: Convert to fraction form
    239,054.46/329,895.63 = 131,631.90/x
  3. Step 3: Cross multiply
    239,054.46x = 329,895.63 × 131,631.90
  4. Step 4: Simplify right side
    239,054.46x = 43,424,788,578.60
  5. Step 5: Solve for x
    x = 43,424,788,578.60/239,054.46
  6. Step 6: Final answer
    x = 181,652.28

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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.