Home / 200,707.32-276,979.20-110,071.56

Finding the Fourth Proportional to 200,707.32, 276,979.20 and 110,071.56

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Solution

The fourth proportional to 200,707.32, 276,979.20 and 110,071.56 is: 151,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,707.32 : 276,979.20 = 110,071.56 : x
  2. Step 2: Convert to fraction form
    200,707.32/276,979.20 = 110,071.56/x
  3. Step 3: Cross multiply
    200,707.32x = 276,979.20 × 110,071.56
  4. Step 4: Simplify right side
    200,707.32x = 30,487,532,631.55
  5. Step 5: Solve for x
    x = 30,487,532,631.55/200,707.32
  6. Step 6: Final answer
    x = 151,900.45

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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.