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Finding the Fourth Proportional to 64,908.88, 97,343.52 and 33,727.12

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Solution

The fourth proportional to 64,908.88, 97,343.52 and 33,727.12 is: 50,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,908.88 : 97,343.52 = 33,727.12 : x
  2. Step 2: Convert to fraction form
    64,908.88/97,343.52 = 33,727.12/x
  3. Step 3: Cross multiply
    64,908.88x = 97,343.52 × 33,727.12
  4. Step 4: Simplify right side
    64,908.88x = 3,283,116,580.26
  5. Step 5: Solve for x
    x = 3,283,116,580.26/64,908.88
  6. Step 6: Final answer
    x = 50,580.39

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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.