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Finding the Fourth Proportional to 238,798.88, 329,529.42 and 131,351.57

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Solution

The fourth proportional to 238,798.88, 329,529.42 and 131,351.57 is: 181,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,798.88 : 329,529.42 = 131,351.57 : x
  2. Step 2: Convert to fraction form
    238,798.88/329,529.42 = 131,351.57/x
  3. Step 3: Cross multiply
    238,798.88x = 329,529.42 × 131,351.57
  4. Step 4: Simplify right side
    238,798.88x = 43,284,206,678.19
  5. Step 5: Solve for x
    x = 43,284,206,678.19/238,798.88
  6. Step 6: Final answer
    x = 181,258.00

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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.