Home / 228,023.02-342,181.41-122,915.26

Finding the Fourth Proportional to 228,023.02, 342,181.41 and 122,915.26

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Solution

The fourth proportional to 228,023.02, 342,181.41 and 122,915.26 is: 184,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,023.02 : 342,181.41 = 122,915.26 : x
  2. Step 2: Convert to fraction form
    228,023.02/342,181.41 = 122,915.26/x
  3. Step 3: Cross multiply
    228,023.02x = 342,181.41 × 122,915.26
  4. Step 4: Simplify right side
    228,023.02x = 42,059,316,977.32
  5. Step 5: Solve for x
    x = 42,059,316,977.32/228,023.02
  6. Step 6: Final answer
    x = 184,452.07

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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.