Home / 76,141.10-114,209.26-36,188.84

Finding the Fourth Proportional to 76,141.10, 114,209.26 and 36,188.84

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Solution

The fourth proportional to 76,141.10, 114,209.26 and 36,188.84 is: 54,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,141.10 : 114,209.26 = 36,188.84 : x
  2. Step 2: Convert to fraction form
    76,141.10/114,209.26 = 36,188.84/x
  3. Step 3: Cross multiply
    76,141.10x = 114,209.26 × 36,188.84
  4. Step 4: Simplify right side
    76,141.10x = 4,133,100,636.66
  5. Step 5: Solve for x
    x = 4,133,100,636.66/76,141.10
  6. Step 6: Final answer
    x = 54,282.12

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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.