Home / 134,704.32-185,893.24-74,277.36

Finding the Fourth Proportional to 134,704.32, 185,893.24 and 74,277.36

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Solution

The fourth proportional to 134,704.32, 185,893.24 and 74,277.36 is: 102,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,704.32 : 185,893.24 = 74,277.36 : x
  2. Step 2: Convert to fraction form
    134,704.32/185,893.24 = 74,277.36/x
  3. Step 3: Cross multiply
    134,704.32x = 185,893.24 × 74,277.36
  4. Step 4: Simplify right side
    134,704.32x = 13,807,659,109.05
  5. Step 5: Solve for x
    x = 13,807,659,109.05/134,704.32
  6. Step 6: Final answer
    x = 102,503.46

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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.