Home / 76,401.44-114,602.00-43,106.39

Finding the Fourth Proportional to 76,401.44, 114,602.00 and 43,106.39

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Solution

The fourth proportional to 76,401.44, 114,602.00 and 43,106.39 is: 64,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,401.44 : 114,602.00 = 43,106.39 : x
  2. Step 2: Convert to fraction form
    76,401.44/114,602.00 = 43,106.39/x
  3. Step 3: Cross multiply
    76,401.44x = 114,602.00 × 43,106.39
  4. Step 4: Simplify right side
    76,401.44x = 4,940,077,718.24
  5. Step 5: Solve for x
    x = 4,940,077,718.24/76,401.44
  6. Step 6: Final answer
    x = 64,659.49

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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.