Home / 64,814.10-97,209.15-18,057.30

Finding the Fourth Proportional to 64,814.10, 97,209.15 and 18,057.30

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Solution

The fourth proportional to 64,814.10, 97,209.15 and 18,057.30 is: 27,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,814.10 : 97,209.15 = 18,057.30 : x
  2. Step 2: Convert to fraction form
    64,814.10/97,209.15 = 18,057.30/x
  3. Step 3: Cross multiply
    64,814.10x = 97,209.15 × 18,057.30
  4. Step 4: Simplify right side
    64,814.10x = 1,755,334,784.30
  5. Step 5: Solve for x
    x = 1,755,334,784.30/64,814.10
  6. Step 6: Final answer
    x = 27,082.61

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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.