Home / 54,076.99-74,626.59-30,203.84

Finding the Fourth Proportional to 54,076.99, 74,626.59 and 30,203.84

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Solution

The fourth proportional to 54,076.99, 74,626.59 and 30,203.84 is: 41,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,076.99 : 74,626.59 = 30,203.84 : x
  2. Step 2: Convert to fraction form
    54,076.99/74,626.59 = 30,203.84/x
  3. Step 3: Cross multiply
    54,076.99x = 74,626.59 × 30,203.84
  4. Step 4: Simplify right side
    54,076.99x = 2,254,009,379.21
  5. Step 5: Solve for x
    x = 2,254,009,379.21/54,076.99
  6. Step 6: Final answer
    x = 41,681.49

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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.