Home / 54,163.73-74,754.02-31,516.13

Finding the Fourth Proportional to 54,163.73, 74,754.02 and 31,516.13

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Solution

The fourth proportional to 54,163.73, 74,754.02 and 31,516.13 is: 43,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,163.73 : 74,754.02 = 31,516.13 : x
  2. Step 2: Convert to fraction form
    54,163.73/74,754.02 = 31,516.13/x
  3. Step 3: Cross multiply
    54,163.73x = 74,754.02 × 31,516.13
  4. Step 4: Simplify right side
    54,163.73x = 2,355,957,412.34
  5. Step 5: Solve for x
    x = 2,355,957,412.34/54,163.73
  6. Step 6: Final answer
    x = 43,496.96

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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.