Home / 64,951.28-97,415.94-18,193.40

Finding the Fourth Proportional to 64,951.28, 97,415.94 and 18,193.40

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Solution

The fourth proportional to 64,951.28, 97,415.94 and 18,193.40 is: 27,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,951.28 : 97,415.94 = 18,193.40 : x
  2. Step 2: Convert to fraction form
    64,951.28/97,415.94 = 18,193.40/x
  3. Step 3: Cross multiply
    64,951.28x = 97,415.94 × 18,193.40
  4. Step 4: Simplify right side
    64,951.28x = 1,772,327,474.56
  5. Step 5: Solve for x
    x = 1,772,327,474.56/64,951.28
  6. Step 6: Final answer
    x = 27,287.03

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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.