Home / 119,193.83-164,486.86-64,745.56

Finding the Fourth Proportional to 119,193.83, 164,486.86 and 64,745.56

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Solution

The fourth proportional to 119,193.83, 164,486.86 and 64,745.56 is: 89,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,193.83 : 164,486.86 = 64,745.56 : x
  2. Step 2: Convert to fraction form
    119,193.83/164,486.86 = 64,745.56/x
  3. Step 3: Cross multiply
    119,193.83x = 164,486.86 × 64,745.56
  4. Step 4: Simplify right side
    119,193.83x = 10,649,793,863.34
  5. Step 5: Solve for x
    x = 10,649,793,863.34/119,193.83
  6. Step 6: Final answer
    x = 89,348.53

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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.