Home / 311,837.10-467,766.45-98,607.30

Finding the Fourth Proportional to 311,837.10, 467,766.45 and 98,607.30

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Solution

The fourth proportional to 311,837.10, 467,766.45 and 98,607.30 is: 147,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,837.10 : 467,766.45 = 98,607.30 : x
  2. Step 2: Convert to fraction form
    311,837.10/467,766.45 = 98,607.30/x
  3. Step 3: Cross multiply
    311,837.10x = 467,766.45 × 98,607.30
  4. Step 4: Simplify right side
    311,837.10x = 46,125,186,665.09
  5. Step 5: Solve for x
    x = 46,125,186,665.09/311,837.10
  6. Step 6: Final answer
    x = 147,914.37

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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.