Home / 181,506.80-272,260.20-131,351.60

Finding the Fourth Proportional to 181,506.80, 272,260.20 and 131,351.60

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Solution

The fourth proportional to 181,506.80, 272,260.20 and 131,351.60 is: 197,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,506.80 : 272,260.20 = 131,351.60 : x
  2. Step 2: Convert to fraction form
    181,506.80/272,260.20 = 131,351.60/x
  3. Step 3: Cross multiply
    181,506.80x = 272,260.20 × 131,351.60
  4. Step 4: Simplify right side
    181,506.80x = 35,761,812,886.32
  5. Step 5: Solve for x
    x = 35,761,812,886.32/181,506.80
  6. Step 6: Final answer
    x = 197,027.40

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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.