Home / 134,536.32-185,653.26-74,105.66

Finding the Fourth Proportional to 134,536.32, 185,653.26 and 74,105.66

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Solution

The fourth proportional to 134,536.32, 185,653.26 and 74,105.66 is: 102,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,536.32 : 185,653.26 = 74,105.66 : x
  2. Step 2: Convert to fraction form
    134,536.32/185,653.26 = 74,105.66/x
  3. Step 3: Cross multiply
    134,536.32x = 185,653.26 × 74,105.66
  4. Step 4: Simplify right side
    134,536.32x = 13,757,957,363.45
  5. Step 5: Solve for x
    x = 13,757,957,363.45/134,536.32
  6. Step 6: Final answer
    x = 102,262.03

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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.