Home / 187,072.20-280,608.30-167,243.40

Finding the Fourth Proportional to 187,072.20, 280,608.30 and 167,243.40

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Solution

The fourth proportional to 187,072.20, 280,608.30 and 167,243.40 is: 250,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,072.20 : 280,608.30 = 167,243.40 : x
  2. Step 2: Convert to fraction form
    187,072.20/280,608.30 = 167,243.40/x
  3. Step 3: Cross multiply
    187,072.20x = 280,608.30 × 167,243.40
  4. Step 4: Simplify right side
    187,072.20x = 46,929,886,160.22
  5. Step 5: Solve for x
    x = 46,929,886,160.22/187,072.20
  6. Step 6: Final answer
    x = 250,865.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.