Home / 63,130.68-94,709.40-18,760.44

Finding the Fourth Proportional to 63,130.68, 94,709.40 and 18,760.44

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Solution

The fourth proportional to 63,130.68, 94,709.40 and 18,760.44 is: 28,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.68 : 94,709.40 = 18,760.44 : x
  2. Step 2: Convert to fraction form
    63,130.68/94,709.40 = 18,760.44/x
  3. Step 3: Cross multiply
    63,130.68x = 94,709.40 × 18,760.44
  4. Step 4: Simplify right side
    63,130.68x = 1,776,790,016.14
  5. Step 5: Solve for x
    x = 1,776,790,016.14/63,130.68
  6. Step 6: Final answer
    x = 28,144.64

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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.