Home / 72,952.03-100,667.77-41,128.75

Finding the Fourth Proportional to 72,952.03, 100,667.77 and 41,128.75

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Solution

The fourth proportional to 72,952.03, 100,667.77 and 41,128.75 is: 56,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,952.03 : 100,667.77 = 41,128.75 : x
  2. Step 2: Convert to fraction form
    72,952.03/100,667.77 = 41,128.75/x
  3. Step 3: Cross multiply
    72,952.03x = 100,667.77 × 41,128.75
  4. Step 4: Simplify right side
    72,952.03x = 4,140,339,545.39
  5. Step 5: Solve for x
    x = 4,140,339,545.39/72,952.03
  6. Step 6: Final answer
    x = 56,754.27

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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.