Home / 159,216.06-238,881.50-80,270.83

Finding the Fourth Proportional to 159,216.06, 238,881.50 and 80,270.83

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Solution

The fourth proportional to 159,216.06, 238,881.50 and 80,270.83 is: 120,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,216.06 : 238,881.50 = 80,270.83 : x
  2. Step 2: Convert to fraction form
    159,216.06/238,881.50 = 80,270.83/x
  3. Step 3: Cross multiply
    159,216.06x = 238,881.50 × 80,270.83
  4. Step 4: Simplify right side
    159,216.06x = 19,175,216,926.43
  5. Step 5: Solve for x
    x = 19,175,216,926.43/159,216.06
  6. Step 6: Final answer
    x = 120,435.19

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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.