Home / 45,933.40-68,784.90-30,266.20

Finding the Fourth Proportional to 45,933.40, 68,784.90 and 30,266.20

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Solution

The fourth proportional to 45,933.40, 68,784.90 and 30,266.20 is: 45,323.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,933.40 : 68,784.90 = 30,266.20 : x
  2. Step 2: Convert to fraction form
    45,933.40/68,784.90 = 30,266.20/x
  3. Step 3: Cross multiply
    45,933.40x = 68,784.90 × 30,266.20
  4. Step 4: Simplify right side
    45,933.40x = 2,081,857,540.38
  5. Step 5: Solve for x
    x = 2,081,857,540.38/45,933.40
  6. Step 6: Final answer
    x = 45,323.39

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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.