Home / 76,513.26-114,950.34-45,004.08

Finding the Fourth Proportional to 76,513.26, 114,950.34 and 45,004.08

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Solution

The fourth proportional to 76,513.26, 114,950.34 and 45,004.08 is: 67,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,513.26 : 114,950.34 = 45,004.08 : x
  2. Step 2: Convert to fraction form
    76,513.26/114,950.34 = 45,004.08/x
  3. Step 3: Cross multiply
    76,513.26x = 114,950.34 × 45,004.08
  4. Step 4: Simplify right side
    76,513.26x = 5,173,234,297.39
  5. Step 5: Solve for x
    x = 5,173,234,297.39/76,513.26
  6. Step 6: Final answer
    x = 67,612.26

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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.