Home / 190,913.81-263,445.62-110,346.54

Finding the Fourth Proportional to 190,913.81, 263,445.62 and 110,346.54

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Solution

The fourth proportional to 190,913.81, 263,445.62 and 110,346.54 is: 152,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,913.81 : 263,445.62 = 110,346.54 : x
  2. Step 2: Convert to fraction form
    190,913.81/263,445.62 = 110,346.54/x
  3. Step 3: Cross multiply
    190,913.81x = 263,445.62 × 110,346.54
  4. Step 4: Simplify right side
    190,913.81x = 29,070,312,093.42
  5. Step 5: Solve for x
    x = 29,070,312,093.42/190,913.81
  6. Step 6: Final answer
    x = 152,269.30

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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.