Home / 63,170.27-87,174.73-34,875.75

Finding the Fourth Proportional to 63,170.27, 87,174.73 and 34,875.75

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Solution

The fourth proportional to 63,170.27, 87,174.73 and 34,875.75 is: 48,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,170.27 : 87,174.73 = 34,875.75 : x
  2. Step 2: Convert to fraction form
    63,170.27/87,174.73 = 34,875.75/x
  3. Step 3: Cross multiply
    63,170.27x = 87,174.73 × 34,875.75
  4. Step 4: Simplify right side
    63,170.27x = 3,040,284,089.80
  5. Step 5: Solve for x
    x = 3,040,284,089.80/63,170.27
  6. Step 6: Final answer
    x = 48,128.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.