Home / 248,815.10-373,222.64-82,603.10

Finding the Fourth Proportional to 248,815.10, 373,222.64 and 82,603.10

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Solution

The fourth proportional to 248,815.10, 373,222.64 and 82,603.10 is: 123,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,815.10 : 373,222.64 = 82,603.10 : x
  2. Step 2: Convert to fraction form
    248,815.10/373,222.64 = 82,603.10/x
  3. Step 3: Cross multiply
    248,815.10x = 373,222.64 × 82,603.10
  4. Step 4: Simplify right side
    248,815.10x = 30,829,345,188.07
  5. Step 5: Solve for x
    x = 30,829,345,188.07/248,815.10
  6. Step 6: Final answer
    x = 123,904.64

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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.