Home / 208,998.18-313,497.18-51,225.30

Finding the Fourth Proportional to 208,998.18, 313,497.18 and 51,225.30

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Solution

The fourth proportional to 208,998.18, 313,497.18 and 51,225.30 is: 76,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,998.18 : 313,497.18 = 51,225.30 : x
  2. Step 2: Convert to fraction form
    208,998.18/313,497.18 = 51,225.30/x
  3. Step 3: Cross multiply
    208,998.18x = 313,497.18 × 51,225.30
  4. Step 4: Simplify right side
    208,998.18x = 16,058,987,094.65
  5. Step 5: Solve for x
    x = 16,058,987,094.65/208,998.18
  6. Step 6: Final answer
    x = 76,837.93

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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.