Home / 238,470.08-329,084.94-131,037.80

Finding the Fourth Proportional to 238,470.08, 329,084.94 and 131,037.80

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Solution

The fourth proportional to 238,470.08, 329,084.94 and 131,037.80 is: 180,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,470.08 : 329,084.94 = 131,037.80 : x
  2. Step 2: Convert to fraction form
    238,470.08/329,084.94 = 131,037.80/x
  3. Step 3: Cross multiply
    238,470.08x = 329,084.94 × 131,037.80
  4. Step 4: Simplify right side
    238,470.08x = 43,122,567,247.80
  5. Step 5: Solve for x
    x = 43,122,567,247.80/238,470.08
  6. Step 6: Final answer
    x = 180,830.10

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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.