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Finding the Fourth Proportional to 273,371.88, 377,262.54 and 158,641.68

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Solution

The fourth proportional to 273,371.88, 377,262.54 and 158,641.68 is: 218,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,371.88 : 377,262.54 = 158,641.68 : x
  2. Step 2: Convert to fraction form
    273,371.88/377,262.54 = 158,641.68/x
  3. Step 3: Cross multiply
    273,371.88x = 377,262.54 × 158,641.68
  4. Step 4: Simplify right side
    273,371.88x = 59,849,563,146.67
  5. Step 5: Solve for x
    x = 59,849,563,146.67/273,371.88
  6. Step 6: Final answer
    x = 218,930.94

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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.