Home / 214,895.34-322,342.64-57,123.80

Finding the Fourth Proportional to 214,895.34, 322,342.64 and 57,123.80

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Solution

The fourth proportional to 214,895.34, 322,342.64 and 57,123.80 is: 85,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,895.34 : 322,342.64 = 57,123.80 : x
  2. Step 2: Convert to fraction form
    214,895.34/322,342.64 = 57,123.80/x
  3. Step 3: Cross multiply
    214,895.34x = 322,342.64 × 57,123.80
  4. Step 4: Simplify right side
    214,895.34x = 18,413,436,498.83
  5. Step 5: Solve for x
    x = 18,413,436,498.83/214,895.34
  6. Step 6: Final answer
    x = 85,685.60

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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.