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Finding the Fourth Proportional to 239,055.42, 357,824.67 and 133,554.54

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Solution

The fourth proportional to 239,055.42, 357,824.67 and 133,554.54 is: 199,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,055.42 : 357,824.67 = 133,554.54 : x
  2. Step 2: Convert to fraction form
    239,055.42/357,824.67 = 133,554.54/x
  3. Step 3: Cross multiply
    239,055.42x = 357,824.67 × 133,554.54
  4. Step 4: Simplify right side
    239,055.42x = 47,789,109,202.50
  5. Step 5: Solve for x
    x = 47,789,109,202.50/239,055.42
  6. Step 6: Final answer
    x = 199,908.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.