Home / 159,227.37-219,729.24-87,607.44

Finding the Fourth Proportional to 159,227.37, 219,729.24 and 87,607.44

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Solution

The fourth proportional to 159,227.37, 219,729.24 and 87,607.44 is: 120,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,227.37 : 219,729.24 = 87,607.44 : x
  2. Step 2: Convert to fraction form
    159,227.37/219,729.24 = 87,607.44/x
  3. Step 3: Cross multiply
    159,227.37x = 219,729.24 × 87,607.44
  4. Step 4: Simplify right side
    159,227.37x = 19,249,916,209.55
  5. Step 5: Solve for x
    x = 19,249,916,209.55/159,227.37
  6. Step 6: Final answer
    x = 120,895.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.