Home / 76,229.96-114,283.88-36,228.86

Finding the Fourth Proportional to 76,229.96, 114,283.88 and 36,228.86

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Solution

The fourth proportional to 76,229.96, 114,283.88 and 36,228.86 is: 54,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,229.96 : 114,283.88 = 36,228.86 : x
  2. Step 2: Convert to fraction form
    76,229.96/114,283.88 = 36,228.86/x
  3. Step 3: Cross multiply
    76,229.96x = 114,283.88 × 36,228.86
  4. Step 4: Simplify right side
    76,229.96x = 4,140,374,688.78
  5. Step 5: Solve for x
    x = 4,140,374,688.78/76,229.96
  6. Step 6: Final answer
    x = 54,314.27

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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.