Home / 270,756.46-373,742.06-157,579.21

Finding the Fourth Proportional to 270,756.46, 373,742.06 and 157,579.21

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Solution

The fourth proportional to 270,756.46, 373,742.06 and 157,579.21 is: 217,516.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,756.46 : 373,742.06 = 157,579.21 : x
  2. Step 2: Convert to fraction form
    270,756.46/373,742.06 = 157,579.21/x
  3. Step 3: Cross multiply
    270,756.46x = 373,742.06 × 157,579.21
  4. Step 4: Simplify right side
    270,756.46x = 58,893,978,558.57
  5. Step 5: Solve for x
    x = 58,893,978,558.57/270,756.46
  6. Step 6: Final answer
    x = 217,516.43

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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.