Home / 76,173.93-114,185.61-36,122.67

Finding the Fourth Proportional to 76,173.93, 114,185.61 and 36,122.67

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Solution

The fourth proportional to 76,173.93, 114,185.61 and 36,122.67 is: 54,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,173.93 : 114,185.61 = 36,122.67 : x
  2. Step 2: Convert to fraction form
    76,173.93/114,185.61 = 36,122.67/x
  3. Step 3: Cross multiply
    76,173.93x = 114,185.61 × 36,122.67
  4. Step 4: Simplify right side
    76,173.93x = 4,124,689,108.78
  5. Step 5: Solve for x
    x = 4,124,689,108.78/76,173.93
  6. Step 6: Final answer
    x = 54,148.30

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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.