Home / 53,884.77-74,361.07-31,228.11

Finding the Fourth Proportional to 53,884.77, 74,361.07 and 31,228.11

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Solution

The fourth proportional to 53,884.77, 74,361.07 and 31,228.11 is: 43,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884.77 : 74,361.07 = 31,228.11 : x
  2. Step 2: Convert to fraction form
    53,884.77/74,361.07 = 31,228.11/x
  3. Step 3: Cross multiply
    53,884.77x = 74,361.07 × 31,228.11
  4. Step 4: Simplify right side
    53,884.77x = 2,322,155,673.68
  5. Step 5: Solve for x
    x = 2,322,155,673.68/53,884.77
  6. Step 6: Final answer
    x = 43,094.84

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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.