Home / 180,102.09-270,143.34-91,353.27

Finding the Fourth Proportional to 180,102.09, 270,143.34 and 91,353.27

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Solution

The fourth proportional to 180,102.09, 270,143.34 and 91,353.27 is: 137,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,102.09 : 270,143.34 = 91,353.27 : x
  2. Step 2: Convert to fraction form
    180,102.09/270,143.34 = 91,353.27/x
  3. Step 3: Cross multiply
    180,102.09x = 270,143.34 × 91,353.27
  4. Step 4: Simplify right side
    180,102.09x = 24,678,477,477.72
  5. Step 5: Solve for x
    x = 24,678,477,477.72/180,102.09
  6. Step 6: Final answer
    x = 137,024.94

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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.