Home / 238,571.04-329,211.36-131,148.12

Finding the Fourth Proportional to 238,571.04, 329,211.36 and 131,148.12

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Solution

The fourth proportional to 238,571.04, 329,211.36 and 131,148.12 is: 180,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,571.04 : 329,211.36 = 131,148.12 : x
  2. Step 2: Convert to fraction form
    238,571.04/329,211.36 = 131,148.12/x
  3. Step 3: Cross multiply
    238,571.04x = 329,211.36 × 131,148.12
  4. Step 4: Simplify right side
    238,571.04x = 43,175,450,946.64
  5. Step 5: Solve for x
    x = 43,175,450,946.64/238,571.04
  6. Step 6: Final answer
    x = 180,975.24

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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.