Home / 239,298.37-330,233.93-131,872.25

Finding the Fourth Proportional to 239,298.37, 330,233.93 and 131,872.25

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Solution

The fourth proportional to 239,298.37, 330,233.93 and 131,872.25 is: 181,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,298.37 : 330,233.93 = 131,872.25 : x
  2. Step 2: Convert to fraction form
    239,298.37/330,233.93 = 131,872.25/x
  3. Step 3: Cross multiply
    239,298.37x = 330,233.93 × 131,872.25
  4. Step 4: Simplify right side
    239,298.37x = 43,548,692,036.19
  5. Step 5: Solve for x
    x = 43,548,692,036.19/239,298.37
  6. Step 6: Final answer
    x = 181,984.91

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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.