Home / 238,846.06-329,600.76-131,416.16

Finding the Fourth Proportional to 238,846.06, 329,600.76 and 131,416.16

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Solution

The fourth proportional to 238,846.06, 329,600.76 and 131,416.16 is: 181,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,846.06 : 329,600.76 = 131,416.16 : x
  2. Step 2: Convert to fraction form
    238,846.06/329,600.76 = 131,416.16/x
  3. Step 3: Cross multiply
    238,846.06x = 329,600.76 × 131,416.16
  4. Step 4: Simplify right side
    238,846.06x = 43,314,866,212.28
  5. Step 5: Solve for x
    x = 43,314,866,212.28/238,846.06
  6. Step 6: Final answer
    x = 181,350.56

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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.