Home / 185,436.03-278,081.25-65,467.37

Finding the Fourth Proportional to 185,436.03, 278,081.25 and 65,467.37

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Solution

The fourth proportional to 185,436.03, 278,081.25 and 65,467.37 is: 98,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,436.03 : 278,081.25 = 65,467.37 : x
  2. Step 2: Convert to fraction form
    185,436.03/278,081.25 = 65,467.37/x
  3. Step 3: Cross multiply
    185,436.03x = 278,081.25 × 65,467.37
  4. Step 4: Simplify right side
    185,436.03x = 18,205,248,083.81
  5. Step 5: Solve for x
    x = 18,205,248,083.81/185,436.03
  6. Step 6: Final answer
    x = 98,175.36

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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.