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Finding the Fourth Proportional to 119,313.33, 164,648.19 and 65,597.93

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Solution

The fourth proportional to 119,313.33, 164,648.19 and 65,597.93 is: 90,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,313.33 : 164,648.19 = 65,597.93 : x
  2. Step 2: Convert to fraction form
    119,313.33/164,648.19 = 65,597.93/x
  3. Step 3: Cross multiply
    119,313.33x = 164,648.19 × 65,597.93
  4. Step 4: Simplify right side
    119,313.33x = 10,800,580,442.25
  5. Step 5: Solve for x
    x = 10,800,580,442.25/119,313.33
  6. Step 6: Final answer
    x = 90,522.83

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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.