Home / 76,050.99-113,519.46-67,073.07

Finding the Fourth Proportional to 76,050.99, 113,519.46 and 67,073.07

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Solution

The fourth proportional to 76,050.99, 113,519.46 and 67,073.07 is: 100,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,050.99 : 113,519.46 = 67,073.07 : x
  2. Step 2: Convert to fraction form
    76,050.99/113,519.46 = 67,073.07/x
  3. Step 3: Cross multiply
    76,050.99x = 113,519.46 × 67,073.07
  4. Step 4: Simplify right side
    76,050.99x = 7,614,098,686.94
  5. Step 5: Solve for x
    x = 7,614,098,686.94/76,050.99
  6. Step 6: Final answer
    x = 100,118.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.