Home / 214,913.10-322,369.65-148,557.90

Finding the Fourth Proportional to 214,913.10, 322,369.65 and 148,557.90

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Solution

The fourth proportional to 214,913.10, 322,369.65 and 148,557.90 is: 222,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,913.10 : 322,369.65 = 148,557.90 : x
  2. Step 2: Convert to fraction form
    214,913.10/322,369.65 = 148,557.90/x
  3. Step 3: Cross multiply
    214,913.10x = 322,369.65 × 148,557.90
  4. Step 4: Simplify right side
    214,913.10x = 47,890,558,227.74
  5. Step 5: Solve for x
    x = 47,890,558,227.74/214,913.10
  6. Step 6: Final answer
    x = 222,836.85

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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.