Home / 89,683.25-134,532.60-23,122.80

Finding the Fourth Proportional to 89,683.25, 134,532.60 and 23,122.80

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Solution

The fourth proportional to 89,683.25, 134,532.60 and 23,122.80 is: 34,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,683.25 : 134,532.60 = 23,122.80 : x
  2. Step 2: Convert to fraction form
    89,683.25/134,532.60 = 23,122.80/x
  3. Step 3: Cross multiply
    89,683.25x = 134,532.60 × 23,122.80
  4. Step 4: Simplify right side
    89,683.25x = 3,110,770,403.28
  5. Step 5: Solve for x
    x = 3,110,770,403.28/89,683.25
  6. Step 6: Final answer
    x = 34,686.19

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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.