Home / 174,324.53-261,626.93-90,109.39

Finding the Fourth Proportional to 174,324.53, 261,626.93 and 90,109.39

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Solution

The fourth proportional to 174,324.53, 261,626.93 and 90,109.39 is: 135,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,324.53 : 261,626.93 = 90,109.39 : x
  2. Step 2: Convert to fraction form
    174,324.53/261,626.93 = 90,109.39/x
  3. Step 3: Cross multiply
    174,324.53x = 261,626.93 × 90,109.39
  4. Step 4: Simplify right side
    174,324.53x = 23,575,043,069.87
  5. Step 5: Solve for x
    x = 23,575,043,069.87/174,324.53
  6. Step 6: Final answer
    x = 135,236.52

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1.5x scale

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.