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Finding the Fourth Proportional to 273,409.83, 377,331.62 and 165,955.23

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Solution

The fourth proportional to 273,409.83, 377,331.62 and 165,955.23 is: 229,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,409.83 : 377,331.62 = 165,955.23 : x
  2. Step 2: Convert to fraction form
    273,409.83/377,331.62 = 165,955.23/x
  3. Step 3: Cross multiply
    273,409.83x = 377,331.62 × 165,955.23
  4. Step 4: Simplify right side
    273,409.83x = 62,620,154,953.60
  5. Step 5: Solve for x
    x = 62,620,154,953.60/273,409.83
  6. Step 6: Final answer
    x = 229,034.03

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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.