Home / 188,274.02-280,750.22-162,146.66

Finding the Fourth Proportional to 188,274.02, 280,750.22 and 162,146.66

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Solution

The fourth proportional to 188,274.02, 280,750.22 and 162,146.66 is: 241,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,274.02 : 280,750.22 = 162,146.66 : x
  2. Step 2: Convert to fraction form
    188,274.02/280,750.22 = 162,146.66/x
  3. Step 3: Cross multiply
    188,274.02x = 280,750.22 × 162,146.66
  4. Step 4: Simplify right side
    188,274.02x = 45,522,710,467.27
  5. Step 5: Solve for x
    x = 45,522,710,467.27/188,274.02
  6. Step 6: Final answer
    x = 241,789.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.