Home / 76,416.54-114,463.20-48,322.10

Finding the Fourth Proportional to 76,416.54, 114,463.20 and 48,322.10

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Solution

The fourth proportional to 76,416.54, 114,463.20 and 48,322.10 is: 72,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,416.54 : 114,463.20 = 48,322.10 : x
  2. Step 2: Convert to fraction form
    76,416.54/114,463.20 = 48,322.10/x
  3. Step 3: Cross multiply
    76,416.54x = 114,463.20 × 48,322.10
  4. Step 4: Simplify right side
    76,416.54x = 5,531,102,196.72
  5. Step 5: Solve for x
    x = 5,531,102,196.72/76,416.54
  6. Step 6: Final answer
    x = 72,380.96

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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.