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Finding the Fourth Proportional to 64,936.40, 97,407.80 and 33,832.40

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Solution

The fourth proportional to 64,936.40, 97,407.80 and 33,832.40 is: 50,750.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936.40 : 97,407.80 = 33,832.40 : x
  2. Step 2: Convert to fraction form
    64,936.40/97,407.80 = 33,832.40/x
  3. Step 3: Cross multiply
    64,936.40x = 97,407.80 × 33,832.40
  4. Step 4: Simplify right side
    64,936.40x = 3,295,539,652.72
  5. Step 5: Solve for x
    x = 3,295,539,652.72/64,936.40
  6. Step 6: Final answer
    x = 50,750.27

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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.