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Finding the Fourth Proportional to 273,642.09, 377,675.22 and 163,267.84

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Solution

The fourth proportional to 273,642.09, 377,675.22 and 163,267.84 is: 225,338.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,642.09 : 377,675.22 = 163,267.84 : x
  2. Step 2: Convert to fraction form
    273,642.09/377,675.22 = 163,267.84/x
  3. Step 3: Cross multiply
    273,642.09x = 377,675.22 × 163,267.84
  4. Step 4: Simplify right side
    273,642.09x = 61,662,217,390.92
  5. Step 5: Solve for x
    x = 61,662,217,390.92/273,642.09
  6. Step 6: Final answer
    x = 225,338.94

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1.5x scale

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.