Home / 48,942.48-73,062.12-45,473.28

Finding the Fourth Proportional to 48,942.48, 73,062.12 and 45,473.28

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Solution

The fourth proportional to 48,942.48, 73,062.12 and 45,473.28 is: 67,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,942.48 : 73,062.12 = 45,473.28 : x
  2. Step 2: Convert to fraction form
    48,942.48/73,062.12 = 45,473.28/x
  3. Step 3: Cross multiply
    48,942.48x = 73,062.12 × 45,473.28
  4. Step 4: Simplify right side
    48,942.48x = 3,322,374,240.15
  5. Step 5: Solve for x
    x = 3,322,374,240.15/48,942.48
  6. Step 6: Final answer
    x = 67,883.24

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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.