Home / 81,522.64-122,271.36-33,496.12

Finding the Fourth Proportional to 81,522.64, 122,271.36 and 33,496.12

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Solution

The fourth proportional to 81,522.64, 122,271.36 and 33,496.12 is: 50,239.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,522.64 : 122,271.36 = 33,496.12 : x
  2. Step 2: Convert to fraction form
    81,522.64/122,271.36 = 33,496.12/x
  3. Step 3: Cross multiply
    81,522.64x = 122,271.36 × 33,496.12
  4. Step 4: Simplify right side
    81,522.64x = 4,095,616,147.12
  5. Step 5: Solve for x
    x = 4,095,616,147.12/81,522.64
  6. Step 6: Final answer
    x = 50,239.00

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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.