Home / 89,296.92-133,852.20-30,112.23

Finding the Fourth Proportional to 89,296.92, 133,852.20 and 30,112.23

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Solution

The fourth proportional to 89,296.92, 133,852.20 and 30,112.23 is: 45,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,296.92 : 133,852.20 = 30,112.23 : x
  2. Step 2: Convert to fraction form
    89,296.92/133,852.20 = 30,112.23/x
  3. Step 3: Cross multiply
    89,296.92x = 133,852.20 × 30,112.23
  4. Step 4: Simplify right side
    89,296.92x = 4,030,588,232.41
  5. Step 5: Solve for x
    x = 4,030,588,232.41/89,296.92
  6. Step 6: Final answer
    x = 45,136.92

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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.