Home / 238,722.53-329,443.98-131,299.45

Finding the Fourth Proportional to 238,722.53, 329,443.98 and 131,299.45

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Solution

The fourth proportional to 238,722.53, 329,443.98 and 131,299.45 is: 181,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,722.53 : 329,443.98 = 131,299.45 : x
  2. Step 2: Convert to fraction form
    238,722.53/329,443.98 = 131,299.45/x
  3. Step 3: Cross multiply
    238,722.53x = 329,443.98 × 131,299.45
  4. Step 4: Simplify right side
    238,722.53x = 43,255,812,063.83
  5. Step 5: Solve for x
    x = 43,255,812,063.83/238,722.53
  6. Step 6: Final answer
    x = 181,197.03

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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.