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Finding the Fourth Proportional to 273,549.88, 377,561.82 and 160,409.08

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Solution

The fourth proportional to 273,549.88, 377,561.82 and 160,409.08 is: 221,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,549.88 : 377,561.82 = 160,409.08 : x
  2. Step 2: Convert to fraction form
    273,549.88/377,561.82 = 160,409.08/x
  3. Step 3: Cross multiply
    273,549.88x = 377,561.82 × 160,409.08
  4. Step 4: Simplify right side
    273,549.88x = 60,564,344,189.33
  5. Step 5: Solve for x
    x = 60,564,344,189.33/273,549.88
  6. Step 6: Final answer
    x = 221,401.47

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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.