Home / 273,131.28-377,004.50-158,438.92

Finding the Fourth Proportional to 273,131.28, 377,004.50 and 158,438.92

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Solution

The fourth proportional to 273,131.28, 377,004.50 and 158,438.92 is: 218,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,131.28 : 377,004.50 = 158,438.92 : x
  2. Step 2: Convert to fraction form
    273,131.28/377,004.50 = 158,438.92/x
  3. Step 3: Cross multiply
    273,131.28x = 377,004.50 × 158,438.92
  4. Step 4: Simplify right side
    273,131.28x = 59,732,185,815.14
  5. Step 5: Solve for x
    x = 59,732,185,815.14/273,131.28
  6. Step 6: Final answer
    x = 218,694.05

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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.