Home / 64,984.56-97,255.05-54,466.45

Finding the Fourth Proportional to 64,984.56, 97,255.05 and 54,466.45

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Solution

The fourth proportional to 64,984.56, 97,255.05 and 54,466.45 is: 81,513.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,984.56 : 97,255.05 = 54,466.45 : x
  2. Step 2: Convert to fraction form
    64,984.56/97,255.05 = 54,466.45/x
  3. Step 3: Cross multiply
    64,984.56x = 97,255.05 × 54,466.45
  4. Step 4: Simplify right side
    64,984.56x = 5,297,137,318.07
  5. Step 5: Solve for x
    x = 5,297,137,318.07/64,984.56
  6. Step 6: Final answer
    x = 81,513.78

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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.