Home / 187,015.02-258,071.02-106,442.29

Finding the Fourth Proportional to 187,015.02, 258,071.02 and 106,442.29

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Solution

The fourth proportional to 187,015.02, 258,071.02 and 106,442.29 is: 146,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,015.02 : 258,071.02 = 106,442.29 : x
  2. Step 2: Convert to fraction form
    187,015.02/258,071.02 = 106,442.29/x
  3. Step 3: Cross multiply
    187,015.02x = 258,071.02 × 106,442.29
  4. Step 4: Simplify right side
    187,015.02x = 27,469,670,351.44
  5. Step 5: Solve for x
    x = 27,469,670,351.44/187,015.02
  6. Step 6: Final answer
    x = 146,884.83

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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.