Home / 76,271.34-114,405.78-23,680.87

Finding the Fourth Proportional to 76,271.34, 114,405.78 and 23,680.87

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Solution

The fourth proportional to 76,271.34, 114,405.78 and 23,680.87 is: 35,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,271.34 : 114,405.78 = 23,680.87 : x
  2. Step 2: Convert to fraction form
    76,271.34/114,405.78 = 23,680.87/x
  3. Step 3: Cross multiply
    76,271.34x = 114,405.78 × 23,680.87
  4. Step 4: Simplify right side
    76,271.34x = 2,709,228,689.44
  5. Step 5: Solve for x
    x = 2,709,228,689.44/76,271.34
  6. Step 6: Final answer
    x = 35,520.93

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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.