Home / 133,245.44-183,867.52-75,869.36

Finding the Fourth Proportional to 133,245.44, 183,867.52 and 75,869.36

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Solution

The fourth proportional to 133,245.44, 183,867.52 and 75,869.36 is: 104,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,245.44 : 183,867.52 = 75,869.36 : x
  2. Step 2: Convert to fraction form
    133,245.44/183,867.52 = 75,869.36/x
  3. Step 3: Cross multiply
    133,245.44x = 183,867.52 × 75,869.36
  4. Step 4: Simplify right side
    133,245.44x = 13,949,911,067.19
  5. Step 5: Solve for x
    x = 13,949,911,067.19/133,245.44
  6. Step 6: Final answer
    x = 104,693.35

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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.