Home / 94,739.47-142,078.42-31,542.62

Finding the Fourth Proportional to 94,739.47, 142,078.42 and 31,542.62

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Solution

The fourth proportional to 94,739.47, 142,078.42 and 31,542.62 is: 47,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,739.47 : 142,078.42 = 31,542.62 : x
  2. Step 2: Convert to fraction form
    94,739.47/142,078.42 = 31,542.62/x
  3. Step 3: Cross multiply
    94,739.47x = 142,078.42 × 31,542.62
  4. Step 4: Simplify right side
    94,739.47x = 4,481,524,941.30
  5. Step 5: Solve for x
    x = 4,481,524,941.30/94,739.47
  6. Step 6: Final answer
    x = 47,303.67

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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.