Home / 217,254.38-325,971.59-117,297.09

Finding the Fourth Proportional to 217,254.38, 325,971.59 and 117,297.09

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Solution

The fourth proportional to 217,254.38, 325,971.59 and 117,297.09 is: 175,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,254.38 : 325,971.59 = 117,297.09 : x
  2. Step 2: Convert to fraction form
    217,254.38/325,971.59 = 117,297.09/x
  3. Step 3: Cross multiply
    217,254.38x = 325,971.59 × 117,297.09
  4. Step 4: Simplify right side
    217,254.38x = 38,235,518,929.67
  5. Step 5: Solve for x
    x = 38,235,518,929.67/217,254.38
  6. Step 6: Final answer
    x = 175,994.24

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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.