Home / 273,890.81-377,934.58-160,672.25

Finding the Fourth Proportional to 273,890.81, 377,934.58 and 160,672.25

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Solution

The fourth proportional to 273,890.81, 377,934.58 and 160,672.25 is: 221,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,890.81 : 377,934.58 = 160,672.25 : x
  2. Step 2: Convert to fraction form
    273,890.81/377,934.58 = 160,672.25/x
  3. Step 3: Cross multiply
    273,890.81x = 377,934.58 × 160,672.25
  4. Step 4: Simplify right side
    273,890.81x = 60,723,599,321.41
  5. Step 5: Solve for x
    x = 60,723,599,321.41/273,890.81
  6. Step 6: Final answer
    x = 221,707.33

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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.