Home / 212,106.62-292,708.14-116,619.50

Finding the Fourth Proportional to 212,106.62, 292,708.14 and 116,619.50

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Solution

The fourth proportional to 212,106.62, 292,708.14 and 116,619.50 is: 160,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,106.62 : 292,708.14 = 116,619.50 : x
  2. Step 2: Convert to fraction form
    212,106.62/292,708.14 = 116,619.50/x
  3. Step 3: Cross multiply
    212,106.62x = 292,708.14 × 116,619.50
  4. Step 4: Simplify right side
    212,106.62x = 34,135,476,932.73
  5. Step 5: Solve for x
    x = 34,135,476,932.73/212,106.62
  6. Step 6: Final answer
    x = 160,935.46

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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.