Home / 122,984.90-184,477.35-111,904.10

Finding the Fourth Proportional to 122,984.90, 184,477.35 and 111,904.10

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Solution

The fourth proportional to 122,984.90, 184,477.35 and 111,904.10 is: 167,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,984.90 : 184,477.35 = 111,904.10 : x
  2. Step 2: Convert to fraction form
    122,984.90/184,477.35 = 111,904.10/x
  3. Step 3: Cross multiply
    122,984.90x = 184,477.35 × 111,904.10
  4. Step 4: Simplify right side
    122,984.90x = 20,643,771,822.14
  5. Step 5: Solve for x
    x = 20,643,771,822.14/122,984.90
  6. Step 6: Final answer
    x = 167,856.15

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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.