Home / 67,434.20-101,072.46-50,740.64

Finding the Fourth Proportional to 67,434.20, 101,072.46 and 50,740.64

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Solution

The fourth proportional to 67,434.20, 101,072.46 and 50,740.64 is: 76,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,434.20 : 101,072.46 = 50,740.64 : x
  2. Step 2: Convert to fraction form
    67,434.20/101,072.46 = 50,740.64/x
  3. Step 3: Cross multiply
    67,434.20x = 101,072.46 × 50,740.64
  4. Step 4: Simplify right side
    67,434.20x = 5,128,481,306.77
  5. Step 5: Solve for x
    x = 5,128,481,306.77/67,434.20
  6. Step 6: Final answer
    x = 76,051.64

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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.