Home / 214,788.98-322,192.02-57,018.80

Finding the Fourth Proportional to 214,788.98, 322,192.02 and 57,018.80

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Solution

The fourth proportional to 214,788.98, 322,192.02 and 57,018.80 is: 85,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,788.98 : 322,192.02 = 57,018.80 : x
  2. Step 2: Convert to fraction form
    214,788.98/322,192.02 = 57,018.80/x
  3. Step 3: Cross multiply
    214,788.98x = 322,192.02 × 57,018.80
  4. Step 4: Simplify right side
    214,788.98x = 18,371,002,349.98
  5. Step 5: Solve for x
    x = 18,371,002,349.98/214,788.98
  6. Step 6: Final answer
    x = 85,530.47

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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.