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Finding the Fourth Proportional to 68,293.73, 94,210.22 and 45,625.48

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Solution

The fourth proportional to 68,293.73, 94,210.22 and 45,625.48 is: 62,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,293.73 : 94,210.22 = 45,625.48 : x
  2. Step 2: Convert to fraction form
    68,293.73/94,210.22 = 45,625.48/x
  3. Step 3: Cross multiply
    68,293.73x = 94,210.22 × 45,625.48
  4. Step 4: Simplify right side
    68,293.73x = 4,298,386,386.94
  5. Step 5: Solve for x
    x = 4,298,386,386.94/68,293.73
  6. Step 6: Final answer
    x = 62,939.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.