Home / 54,266.96-74,892.12-30,393.20

Finding the Fourth Proportional to 54,266.96, 74,892.12 and 30,393.20

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Solution

The fourth proportional to 54,266.96, 74,892.12 and 30,393.20 is: 41,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,266.96 : 74,892.12 = 30,393.20 : x
  2. Step 2: Convert to fraction form
    54,266.96/74,892.12 = 30,393.20/x
  3. Step 3: Cross multiply
    54,266.96x = 74,892.12 × 30,393.20
  4. Step 4: Simplify right side
    54,266.96x = 2,276,211,181.58
  5. Step 5: Solve for x
    x = 2,276,211,181.58/54,266.96
  6. Step 6: Final answer
    x = 41,944.70

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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.