Home / 45,752.36-68,324.06-45,257.55

Finding the Fourth Proportional to 45,752.36, 68,324.06 and 45,257.55

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Solution

The fourth proportional to 45,752.36, 68,324.06 and 45,257.55 is: 67,585.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,752.36 : 68,324.06 = 45,257.55 : x
  2. Step 2: Convert to fraction form
    45,752.36/68,324.06 = 45,257.55/x
  3. Step 3: Cross multiply
    45,752.36x = 68,324.06 × 45,257.55
  4. Step 4: Simplify right side
    45,752.36x = 3,092,179,418.58
  5. Step 5: Solve for x
    x = 3,092,179,418.58/45,752.36
  6. Step 6: Final answer
    x = 67,585.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.