Home / 76,087.55-114,133.15-26,170.19

Finding the Fourth Proportional to 76,087.55, 114,133.15 and 26,170.19

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Solution

The fourth proportional to 76,087.55, 114,133.15 and 26,170.19 is: 39,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,087.55 : 114,133.15 = 26,170.19 : x
  2. Step 2: Convert to fraction form
    76,087.55/114,133.15 = 26,170.19/x
  3. Step 3: Cross multiply
    76,087.55x = 114,133.15 × 26,170.19
  4. Step 4: Simplify right side
    76,087.55x = 2,986,886,110.84
  5. Step 5: Solve for x
    x = 2,986,886,110.84/76,087.55
  6. Step 6: Final answer
    x = 39,255.91

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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.