Home / 45,241.37-67,776.39-30,203.15

Finding the Fourth Proportional to 45,241.37, 67,776.39 and 30,203.15

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Solution

The fourth proportional to 45,241.37, 67,776.39 and 30,203.15 is: 45,247.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,241.37 : 67,776.39 = 30,203.15 : x
  2. Step 2: Convert to fraction form
    45,241.37/67,776.39 = 30,203.15/x
  3. Step 3: Cross multiply
    45,241.37x = 67,776.39 × 30,203.15
  4. Step 4: Simplify right side
    45,241.37x = 2,047,060,134.75
  5. Step 5: Solve for x
    x = 2,047,060,134.75/45,241.37
  6. Step 6: Final answer
    x = 45,247.53

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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.