Home / 270,709.21-373,574.16-149,847.91

Finding the Fourth Proportional to 270,709.21, 373,574.16 and 149,847.91

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Solution

The fourth proportional to 270,709.21, 373,574.16 and 149,847.91 is: 206,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,709.21 : 373,574.16 = 149,847.91 : x
  2. Step 2: Convert to fraction form
    270,709.21/373,574.16 = 149,847.91/x
  3. Step 3: Cross multiply
    270,709.21x = 373,574.16 × 149,847.91
  4. Step 4: Simplify right side
    270,709.21x = 55,979,307,106.01
  5. Step 5: Solve for x
    x = 55,979,307,106.01/270,709.21
  6. Step 6: Final answer
    x = 206,787.60

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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.