Home / 174,328.44-261,632.78-90,113.30

Finding the Fourth Proportional to 174,328.44, 261,632.78 and 90,113.30

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Solution

The fourth proportional to 174,328.44, 261,632.78 and 90,113.30 is: 135,242.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,328.44 : 261,632.78 = 90,113.30 : x
  2. Step 2: Convert to fraction form
    174,328.44/261,632.78 = 90,113.30/x
  3. Step 3: Cross multiply
    174,328.44x = 261,632.78 × 90,113.30
  4. Step 4: Simplify right side
    174,328.44x = 23,576,593,193.97
  5. Step 5: Solve for x
    x = 23,576,593,193.97/174,328.44
  6. Step 6: Final answer
    x = 135,242.38

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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.