Home / 238,796.40-329,532.08-131,366.36

Finding the Fourth Proportional to 238,796.40, 329,532.08 and 131,366.36

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Solution

The fourth proportional to 238,796.40, 329,532.08 and 131,366.36 is: 181,281.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,796.40 : 329,532.08 = 131,366.36 : x
  2. Step 2: Convert to fraction form
    238,796.40/329,532.08 = 131,366.36/x
  3. Step 3: Cross multiply
    238,796.40x = 329,532.08 × 131,366.36
  4. Step 4: Simplify right side
    238,796.40x = 43,289,429,852.83
  5. Step 5: Solve for x
    x = 43,289,429,852.83/238,796.40
  6. Step 6: Final answer
    x = 181,281.75

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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.