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Finding the Fourth Proportional to 64,704.96, 97,005.60 and 33,549.12

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Solution

The fourth proportional to 64,704.96, 97,005.60 and 33,549.12 is: 50,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,704.96 : 97,005.60 = 33,549.12 : x
  2. Step 2: Convert to fraction form
    64,704.96/97,005.60 = 33,549.12/x
  3. Step 3: Cross multiply
    64,704.96x = 97,005.60 × 33,549.12
  4. Step 4: Simplify right side
    64,704.96x = 3,254,452,515.07
  5. Step 5: Solve for x
    x = 3,254,452,515.07/64,704.96
  6. Step 6: Final answer
    x = 50,296.80

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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.