Home / 45,860.31-68,790.48-30,274.29

Finding the Fourth Proportional to 45,860.31, 68,790.48 and 30,274.29

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Solution

The fourth proportional to 45,860.31, 68,790.48 and 30,274.29 is: 45,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,860.31 : 68,790.48 = 30,274.29 : x
  2. Step 2: Convert to fraction form
    45,860.31/68,790.48 = 30,274.29/x
  3. Step 3: Cross multiply
    45,860.31x = 68,790.48 × 30,274.29
  4. Step 4: Simplify right side
    45,860.31x = 2,082,582,940.76
  5. Step 5: Solve for x
    x = 2,082,582,940.76/45,860.31
  6. Step 6: Final answer
    x = 45,411.44

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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.