Home / 76,393.10-114,515.84-26,435.64

Finding the Fourth Proportional to 76,393.10, 114,515.84 and 26,435.64

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Solution

The fourth proportional to 76,393.10, 114,515.84 and 26,435.64 is: 39,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,393.10 : 114,515.84 = 26,435.64 : x
  2. Step 2: Convert to fraction form
    76,393.10/114,515.84 = 26,435.64/x
  3. Step 3: Cross multiply
    76,393.10x = 114,515.84 × 26,435.64
  4. Step 4: Simplify right side
    76,393.10x = 3,027,299,520.54
  5. Step 5: Solve for x
    x = 3,027,299,520.54/76,393.10
  6. Step 6: Final answer
    x = 39,627.92

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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.