Home / 64,918.02-97,369.74-18,174.54

Finding the Fourth Proportional to 64,918.02, 97,369.74 and 18,174.54

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Solution

The fourth proportional to 64,918.02, 97,369.74 and 18,174.54 is: 27,259.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,918.02 : 97,369.74 = 18,174.54 : x
  2. Step 2: Convert to fraction form
    64,918.02/97,369.74 = 18,174.54/x
  3. Step 3: Cross multiply
    64,918.02x = 97,369.74 × 18,174.54
  4. Step 4: Simplify right side
    64,918.02x = 1,769,650,234.42
  5. Step 5: Solve for x
    x = 1,769,650,234.42/64,918.02
  6. Step 6: Final answer
    x = 27,259.77

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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.