Home / 239,072.04-329,808.60-154,216.44

Finding the Fourth Proportional to 239,072.04, 329,808.60 and 154,216.44

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Solution

The fourth proportional to 239,072.04, 329,808.60 and 154,216.44 is: 212,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,072.04 : 329,808.60 = 154,216.44 : x
  2. Step 2: Convert to fraction form
    239,072.04/329,808.60 = 154,216.44/x
  3. Step 3: Cross multiply
    239,072.04x = 329,808.60 × 154,216.44
  4. Step 4: Simplify right side
    239,072.04x = 50,861,908,173.38
  5. Step 5: Solve for x
    x = 50,861,908,173.38/239,072.04
  6. Step 6: Final answer
    x = 212,747.20

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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.