Home / 219,005.08-328,427.43-106,651.60

Finding the Fourth Proportional to 219,005.08, 328,427.43 and 106,651.60

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Solution

The fourth proportional to 219,005.08, 328,427.43 and 106,651.60 is: 159,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,005.08 : 328,427.43 = 106,651.60 : x
  2. Step 2: Convert to fraction form
    219,005.08/328,427.43 = 106,651.60/x
  3. Step 3: Cross multiply
    219,005.08x = 328,427.43 × 106,651.60
  4. Step 4: Simplify right side
    219,005.08x = 35,027,309,672.38
  5. Step 5: Solve for x
    x = 35,027,309,672.38/219,005.08
  6. Step 6: Final answer
    x = 159,938.35

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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.