Home / 82,316.25-123,474.38-35,601.93

Finding the Fourth Proportional to 82,316.25, 123,474.38 and 35,601.93

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Solution

The fourth proportional to 82,316.25, 123,474.38 and 35,601.93 is: 53,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,316.25 : 123,474.38 = 35,601.93 : x
  2. Step 2: Convert to fraction form
    82,316.25/123,474.38 = 35,601.93/x
  3. Step 3: Cross multiply
    82,316.25x = 123,474.38 × 35,601.93
  4. Step 4: Simplify right side
    82,316.25x = 4,395,926,055.54
  5. Step 5: Solve for x
    x = 4,395,926,055.54/82,316.25
  6. Step 6: Final answer
    x = 53,402.90

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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.