Home / 239,281.14-330,222.72-131,851.16

Finding the Fourth Proportional to 239,281.14, 330,222.72 and 131,851.16

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Solution

The fourth proportional to 239,281.14, 330,222.72 and 131,851.16 is: 181,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,281.14 : 330,222.72 = 131,851.16 : x
  2. Step 2: Convert to fraction form
    239,281.14/330,222.72 = 131,851.16/x
  3. Step 3: Cross multiply
    239,281.14x = 330,222.72 × 131,851.16
  4. Step 4: Simplify right side
    239,281.14x = 43,540,247,039.24
  5. Step 5: Solve for x
    x = 43,540,247,039.24/239,281.14
  6. Step 6: Final answer
    x = 181,962.72

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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.