Home / 119,047.98-164,286.07-65,333.44

Finding the Fourth Proportional to 119,047.98, 164,286.07 and 65,333.44

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Solution

The fourth proportional to 119,047.98, 164,286.07 and 65,333.44 is: 90,160.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,047.98 : 164,286.07 = 65,333.44 : x
  2. Step 2: Convert to fraction form
    119,047.98/164,286.07 = 65,333.44/x
  3. Step 3: Cross multiply
    119,047.98x = 164,286.07 × 65,333.44
  4. Step 4: Simplify right side
    119,047.98x = 10,733,373,582.60
  5. Step 5: Solve for x
    x = 10,733,373,582.60/119,047.98
  6. Step 6: Final answer
    x = 90,160.07

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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.