Home / 76,501.35-114,771.50-44,938.11

Finding the Fourth Proportional to 76,501.35, 114,771.50 and 44,938.11

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Solution

The fourth proportional to 76,501.35, 114,771.50 and 44,938.11 is: 67,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,501.35 : 114,771.50 = 44,938.11 : x
  2. Step 2: Convert to fraction form
    76,501.35/114,771.50 = 44,938.11/x
  3. Step 3: Cross multiply
    76,501.35x = 114,771.50 × 44,938.11
  4. Step 4: Simplify right side
    76,501.35x = 5,157,614,067.17
  5. Step 5: Solve for x
    x = 5,157,614,067.17/76,501.35
  6. Step 6: Final answer
    x = 67,418.60

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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.