Home / 214,897.11-322,345.32-57,125.58

Finding the Fourth Proportional to 214,897.11, 322,345.32 and 57,125.58

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Solution

The fourth proportional to 214,897.11, 322,345.32 and 57,125.58 is: 85,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,897.11 : 322,345.32 = 57,125.58 : x
  2. Step 2: Convert to fraction form
    214,897.11/322,345.32 = 57,125.58/x
  3. Step 3: Cross multiply
    214,897.11x = 322,345.32 × 57,125.58
  4. Step 4: Simplify right side
    214,897.11x = 18,414,163,365.29
  5. Step 5: Solve for x
    x = 18,414,163,365.29/214,897.11
  6. Step 6: Final answer
    x = 85,688.28

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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.