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Finding the Fourth Proportional to 192,099.60, 265,100.85 and 106,068.69

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Solution

The fourth proportional to 192,099.60, 265,100.85 and 106,068.69 is: 146,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,099.60 : 265,100.85 = 106,068.69 : x
  2. Step 2: Convert to fraction form
    192,099.60/265,100.85 = 106,068.69/x
  3. Step 3: Cross multiply
    192,099.60x = 265,100.85 × 106,068.69
  4. Step 4: Simplify right side
    192,099.60x = 28,118,899,877.39
  5. Step 5: Solve for x
    x = 28,118,899,877.39/192,099.60
  6. Step 6: Final answer
    x = 146,376.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.