Home / 50,346.80-75,455.40-30,604.40

Finding the Fourth Proportional to 50,346.80, 75,455.40 and 30,604.40

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Solution

The fourth proportional to 50,346.80, 75,455.40 and 30,604.40 is: 45,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,346.80 : 75,455.40 = 30,604.40 : x
  2. Step 2: Convert to fraction form
    50,346.80/75,455.40 = 30,604.40/x
  3. Step 3: Cross multiply
    50,346.80x = 75,455.40 × 30,604.40
  4. Step 4: Simplify right side
    50,346.80x = 2,309,267,243.76
  5. Step 5: Solve for x
    x = 2,309,267,243.76/50,346.80
  6. Step 6: Final answer
    x = 45,867.21

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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.