Home / 75,204.64-112,804.80-25,287.58

Finding the Fourth Proportional to 75,204.64, 112,804.80 and 25,287.58

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Solution

The fourth proportional to 75,204.64, 112,804.80 and 25,287.58 is: 37,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,204.64 : 112,804.80 = 25,287.58 : x
  2. Step 2: Convert to fraction form
    75,204.64/112,804.80 = 25,287.58/x
  3. Step 3: Cross multiply
    75,204.64x = 112,804.80 × 25,287.58
  4. Step 4: Simplify right side
    75,204.64x = 2,852,560,404.38
  5. Step 5: Solve for x
    x = 2,852,560,404.38/75,204.64
  6. Step 6: Final answer
    x = 37,930.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.