Home / 149,918.51-224,940.09-65,635.28

Finding the Fourth Proportional to 149,918.51, 224,940.09 and 65,635.28

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Solution

The fourth proportional to 149,918.51, 224,940.09 and 65,635.28 is: 98,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,918.51 : 224,940.09 = 65,635.28 : x
  2. Step 2: Convert to fraction form
    149,918.51/224,940.09 = 65,635.28/x
  3. Step 3: Cross multiply
    149,918.51x = 224,940.09 × 65,635.28
  4. Step 4: Simplify right side
    149,918.51x = 14,764,004,665.67
  5. Step 5: Solve for x
    x = 14,764,004,665.67/149,918.51
  6. Step 6: Final answer
    x = 98,480.20

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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.