Home / 250,491.42-345,671.01-143,059.23

Finding the Fourth Proportional to 250,491.42, 345,671.01 and 143,059.23

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Solution

The fourth proportional to 250,491.42, 345,671.01 and 143,059.23 is: 197,417.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,491.42 : 345,671.01 = 143,059.23 : x
  2. Step 2: Convert to fraction form
    250,491.42/345,671.01 = 143,059.23/x
  3. Step 3: Cross multiply
    250,491.42x = 345,671.01 × 143,059.23
  4. Step 4: Simplify right side
    250,491.42x = 49,451,428,523.92
  5. Step 5: Solve for x
    x = 49,451,428,523.92/250,491.42
  6. Step 6: Final answer
    x = 197,417.65

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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.