Home / 238,226.90-328,753.68-130,803.82

Finding the Fourth Proportional to 238,226.90, 328,753.68 and 130,803.82

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Solution

The fourth proportional to 238,226.90, 328,753.68 and 130,803.82 is: 180,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,226.90 : 328,753.68 = 130,803.82 : x
  2. Step 2: Convert to fraction form
    238,226.90/328,753.68 = 130,803.82/x
  3. Step 3: Cross multiply
    238,226.90x = 328,753.68 × 130,803.82
  4. Step 4: Simplify right side
    238,226.90x = 43,002,237,183.06
  5. Step 5: Solve for x
    x = 43,002,237,183.06/238,226.90
  6. Step 6: Final answer
    x = 180,509.58

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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.