Home / 123,090.20-184,632.60-34,341.20

Finding the Fourth Proportional to 123,090.20, 184,632.60 and 34,341.20

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Solution

The fourth proportional to 123,090.20, 184,632.60 and 34,341.20 is: 51,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,090.20 : 184,632.60 = 34,341.20 : x
  2. Step 2: Convert to fraction form
    123,090.20/184,632.60 = 34,341.20/x
  3. Step 3: Cross multiply
    123,090.20x = 184,632.60 × 34,341.20
  4. Step 4: Simplify right side
    123,090.20x = 6,340,505,043.12
  5. Step 5: Solve for x
    x = 6,340,505,043.12/123,090.20
  6. Step 6: Final answer
    x = 51,511.05

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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.