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Finding the Fourth Proportional to 273,425.34, 377,353.06 and 165,970.74

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Solution

The fourth proportional to 273,425.34, 377,353.06 and 165,970.74 is: 229,055.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,425.34 : 377,353.06 = 165,970.74 : x
  2. Step 2: Convert to fraction form
    273,425.34/377,353.06 = 165,970.74/x
  3. Step 3: Cross multiply
    273,425.34x = 377,353.06 × 165,970.74
  4. Step 4: Simplify right side
    273,425.34x = 62,629,566,609.46
  5. Step 5: Solve for x
    x = 62,629,566,609.46/273,425.34
  6. Step 6: Final answer
    x = 229,055.46

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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.