Home / 250,089.49-345,091.30-142,653.12

Finding the Fourth Proportional to 250,089.49, 345,091.30 and 142,653.12

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Solution

The fourth proportional to 250,089.49, 345,091.30 and 142,653.12 is: 196,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,089.49 : 345,091.30 = 142,653.12 : x
  2. Step 2: Convert to fraction form
    250,089.49/345,091.30 = 142,653.12/x
  3. Step 3: Cross multiply
    250,089.49x = 345,091.30 × 142,653.12
  4. Step 4: Simplify right side
    250,089.49x = 49,228,350,629.86
  5. Step 5: Solve for x
    x = 49,228,350,629.86/250,089.49
  6. Step 6: Final answer
    x = 196,842.94

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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.