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Finding the Fourth Proportional to 273,309.54, 377,167.74 and 152,447.72

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Solution

The fourth proportional to 273,309.54, 377,167.74 and 152,447.72 is: 210,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,309.54 : 377,167.74 = 152,447.72 : x
  2. Step 2: Convert to fraction form
    273,309.54/377,167.74 = 152,447.72/x
  3. Step 3: Cross multiply
    273,309.54x = 377,167.74 × 152,447.72
  4. Step 4: Simplify right side
    273,309.54x = 57,498,362,542.12
  5. Step 5: Solve for x
    x = 57,498,362,542.12/273,309.54
  6. Step 6: Final answer
    x = 210,378.17

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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.