Home / 89,220.64-133,843.34-30,073.22

Finding the Fourth Proportional to 89,220.64, 133,843.34 and 30,073.22

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Solution

The fourth proportional to 89,220.64, 133,843.34 and 30,073.22 is: 45,114.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,220.64 : 133,843.34 = 30,073.22 : x
  2. Step 2: Convert to fraction form
    89,220.64/133,843.34 = 30,073.22/x
  3. Step 3: Cross multiply
    89,220.64x = 133,843.34 × 30,073.22
  4. Step 4: Simplify right side
    89,220.64x = 4,025,100,700.94
  5. Step 5: Solve for x
    x = 4,025,100,700.94/89,220.64
  6. Step 6: Final answer
    x = 45,114.01

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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.