Home / 54,112.93-74,677.44-30,239.66

Finding the Fourth Proportional to 54,112.93, 74,677.44 and 30,239.66

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Solution

The fourth proportional to 54,112.93, 74,677.44 and 30,239.66 is: 41,731.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112.93 : 74,677.44 = 30,239.66 : x
  2. Step 2: Convert to fraction form
    54,112.93/74,677.44 = 30,239.66/x
  3. Step 3: Cross multiply
    54,112.93x = 74,677.44 × 30,239.66
  4. Step 4: Simplify right side
    54,112.93x = 2,258,220,395.27
  5. Step 5: Solve for x
    x = 2,258,220,395.27/54,112.93
  6. Step 6: Final answer
    x = 41,731.62

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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.