Home / 250,975.49-346,247.39-143,487.77

Finding the Fourth Proportional to 250,975.49, 346,247.39 and 143,487.77

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Solution

The fourth proportional to 250,975.49, 346,247.39 and 143,487.77 is: 197,956.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,975.49 : 346,247.39 = 143,487.77 : x
  2. Step 2: Convert to fraction form
    250,975.49/346,247.39 = 143,487.77/x
  3. Step 3: Cross multiply
    250,975.49x = 346,247.39 × 143,487.77
  4. Step 4: Simplify right side
    250,975.49x = 49,682,264,486.90
  5. Step 5: Solve for x
    x = 49,682,264,486.90/250,975.49
  6. Step 6: Final answer
    x = 197,956.64

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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.