Home / 388,176.02-582,264.27-107,693.54

Finding the Fourth Proportional to 388,176.02, 582,264.27 and 107,693.54

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Solution

The fourth proportional to 388,176.02, 582,264.27 and 107,693.54 is: 161,540.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,176.02 : 582,264.27 = 107,693.54 : x
  2. Step 2: Convert to fraction form
    388,176.02/582,264.27 = 107,693.54/x
  3. Step 3: Cross multiply
    388,176.02x = 582,264.27 × 107,693.54
  4. Step 4: Simplify right side
    388,176.02x = 62,706,100,451.82
  5. Step 5: Solve for x
    x = 62,706,100,451.82/388,176.02
  6. Step 6: Final answer
    x = 161,540.38

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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.