Home / 76,185.60-114,286.08-26,259.12

Finding the Fourth Proportional to 76,185.60, 114,286.08 and 26,259.12

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Solution

The fourth proportional to 76,185.60, 114,286.08 and 26,259.12 is: 39,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,185.60 : 114,286.08 = 26,259.12 : x
  2. Step 2: Convert to fraction form
    76,185.60/114,286.08 = 26,259.12/x
  3. Step 3: Cross multiply
    76,185.60x = 114,286.08 × 26,259.12
  4. Step 4: Simplify right side
    76,185.60x = 3,001,051,889.05
  5. Step 5: Solve for x
    x = 3,001,051,889.05/76,185.60
  6. Step 6: Final answer
    x = 39,391.33

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1.5x scale

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.