Home / 76,126.95-114,124.82-36,629.73

Finding the Fourth Proportional to 76,126.95, 114,124.82 and 36,629.73

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Solution

The fourth proportional to 76,126.95, 114,124.82 and 36,629.73 is: 54,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,126.95 : 114,124.82 = 36,629.73 : x
  2. Step 2: Convert to fraction form
    76,126.95/114,124.82 = 36,629.73/x
  3. Step 3: Cross multiply
    76,126.95x = 114,124.82 × 36,629.73
  4. Step 4: Simplify right side
    76,126.95x = 4,180,361,159.75
  5. Step 5: Solve for x
    x = 4,180,361,159.75/76,126.95
  6. Step 6: Final answer
    x = 54,913.03

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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.