Home / 149,922.02-224,945.36-65,638.78

Finding the Fourth Proportional to 149,922.02, 224,945.36 and 65,638.78

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Solution

The fourth proportional to 149,922.02, 224,945.36 and 65,638.78 is: 98,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,922.02 : 224,945.36 = 65,638.78 : x
  2. Step 2: Convert to fraction form
    149,922.02/224,945.36 = 65,638.78/x
  3. Step 3: Cross multiply
    149,922.02x = 224,945.36 × 65,638.78
  4. Step 4: Simplify right side
    149,922.02x = 14,765,138,997.06
  5. Step 5: Solve for x
    x = 14,765,138,997.06/149,922.02
  6. Step 6: Final answer
    x = 98,485.46

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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.