Home / 139,760.46-209,576.14-44,973

Finding the Fourth Proportional to 139,760.46, 209,576.14 and 44,973

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Solution

The fourth proportional to 139,760.46, 209,576.14 and 44,973 is: 67,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,760.46 : 209,576.14 = 44,973 : x
  2. Step 2: Convert to fraction form
    139,760.46/209,576.14 = 44,973/x
  3. Step 3: Cross multiply
    139,760.46x = 209,576.14 × 44,973
  4. Step 4: Simplify right side
    139,760.46x = 9,425,267,744.22
  5. Step 5: Solve for x
    x = 9,425,267,744.22/139,760.46
  6. Step 6: Final answer
    x = 67,438.73

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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.