Home / 337,139.04-505,708.32-100,475.64

Finding the Fourth Proportional to 337,139.04, 505,708.32 and 100,475.64

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Solution

The fourth proportional to 337,139.04, 505,708.32 and 100,475.64 is: 150,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,139.04 : 505,708.32 = 100,475.64 : x
  2. Step 2: Convert to fraction form
    337,139.04/505,708.32 = 100,475.64/x
  3. Step 3: Cross multiply
    337,139.04x = 505,708.32 × 100,475.64
  4. Step 4: Simplify right side
    337,139.04x = 50,811,367,105.32
  5. Step 5: Solve for x
    x = 50,811,367,105.32/337,139.04
  6. Step 6: Final answer
    x = 150,713.39

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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.