Home / 254,099.21-380,640.60-152,841.35

Finding the Fourth Proportional to 254,099.21, 380,640.60 and 152,841.35

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Solution

The fourth proportional to 254,099.21, 380,640.60 and 152,841.35 is: 228,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,099.21 : 380,640.60 = 152,841.35 : x
  2. Step 2: Convert to fraction form
    254,099.21/380,640.60 = 152,841.35/x
  3. Step 3: Cross multiply
    254,099.21x = 380,640.60 × 152,841.35
  4. Step 4: Simplify right side
    254,099.21x = 58,177,623,168.81
  5. Step 5: Solve for x
    x = 58,177,623,168.81/254,099.21
  6. Step 6: Final answer
    x = 228,956.33

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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.