Home / 248,868.60-373,302.90-82,656.60

Finding the Fourth Proportional to 248,868.60, 373,302.90 and 82,656.60

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Solution

The fourth proportional to 248,868.60, 373,302.90 and 82,656.60 is: 123,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,868.60 : 373,302.90 = 82,656.60 : x
  2. Step 2: Convert to fraction form
    248,868.60/373,302.90 = 82,656.60/x
  3. Step 3: Cross multiply
    248,868.60x = 373,302.90 × 82,656.60
  4. Step 4: Simplify right side
    248,868.60x = 30,855,948,484.14
  5. Step 5: Solve for x
    x = 30,855,948,484.14/248,868.60
  6. Step 6: Final answer
    x = 123,984.90

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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.