Home / 214,904.34-322,395.42-70,817.82

Finding the Fourth Proportional to 214,904.34, 322,395.42 and 70,817.82

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Solution

The fourth proportional to 214,904.34, 322,395.42 and 70,817.82 is: 106,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,904.34 : 322,395.42 = 70,817.82 : x
  2. Step 2: Convert to fraction form
    214,904.34/322,395.42 = 70,817.82/x
  3. Step 3: Cross multiply
    214,904.34x = 322,395.42 × 70,817.82
  4. Step 4: Simplify right side
    214,904.34x = 22,831,340,822.38
  5. Step 5: Solve for x
    x = 22,831,340,822.38/214,904.34
  6. Step 6: Final answer
    x = 106,239.55

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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.