Home / 239,173.94-330,056.10-131,754.02

Finding the Fourth Proportional to 239,173.94, 330,056.10 and 131,754.02

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Solution

The fourth proportional to 239,173.94, 330,056.10 and 131,754.02 is: 181,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,173.94 : 330,056.10 = 131,754.02 : x
  2. Step 2: Convert to fraction form
    239,173.94/330,056.10 = 131,754.02/x
  3. Step 3: Cross multiply
    239,173.94x = 330,056.10 × 131,754.02
  4. Step 4: Simplify right side
    239,173.94x = 43,486,218,000.52
  5. Step 5: Solve for x
    x = 43,486,218,000.52/239,173.94
  6. Step 6: Final answer
    x = 181,818.38

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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.