Home / 74,331.73-102,612.69-49,844.22

Finding the Fourth Proportional to 74,331.73, 102,612.69 and 49,844.22

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Solution

The fourth proportional to 74,331.73, 102,612.69 and 49,844.22 is: 68,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,331.73 : 102,612.69 = 49,844.22 : x
  2. Step 2: Convert to fraction form
    74,331.73/102,612.69 = 49,844.22/x
  3. Step 3: Cross multiply
    74,331.73x = 102,612.69 × 49,844.22
  4. Step 4: Simplify right side
    74,331.73x = 5,114,649,495.15
  5. Step 5: Solve for x
    x = 5,114,649,495.15/74,331.73
  6. Step 6: Final answer
    x = 68,808.43

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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.