Home / 122,964.60-184,446.90-102,228.60

Finding the Fourth Proportional to 122,964.60, 184,446.90 and 102,228.60

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Solution

The fourth proportional to 122,964.60, 184,446.90 and 102,228.60 is: 153,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,964.60 : 184,446.90 = 102,228.60 : x
  2. Step 2: Convert to fraction form
    122,964.60/184,446.90 = 102,228.60/x
  3. Step 3: Cross multiply
    122,964.60x = 184,446.90 × 102,228.60
  4. Step 4: Simplify right side
    122,964.60x = 18,855,748,361.34
  5. Step 5: Solve for x
    x = 18,855,748,361.34/122,964.60
  6. Step 6: Final answer
    x = 153,342.90

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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.