Home / 239,188.26-330,094.02-137,213.04

Finding the Fourth Proportional to 239,188.26, 330,094.02 and 137,213.04

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Solution

The fourth proportional to 239,188.26, 330,094.02 and 137,213.04 is: 189,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,188.26 : 330,094.02 = 137,213.04 : x
  2. Step 2: Convert to fraction form
    239,188.26/330,094.02 = 137,213.04/x
  3. Step 3: Cross multiply
    239,188.26x = 330,094.02 × 137,213.04
  4. Step 4: Simplify right side
    239,188.26x = 45,293,203,970.02
  5. Step 5: Solve for x
    x = 45,293,203,970.02/239,188.26
  6. Step 6: Final answer
    x = 189,362.15

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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.