Home / 200,655.28-276,907.40-110,019.52

Finding the Fourth Proportional to 200,655.28, 276,907.40 and 110,019.52

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Solution

The fourth proportional to 200,655.28, 276,907.40 and 110,019.52 is: 151,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,655.28 : 276,907.40 = 110,019.52 : x
  2. Step 2: Convert to fraction form
    200,655.28/276,907.40 = 110,019.52/x
  3. Step 3: Cross multiply
    200,655.28x = 276,907.40 × 110,019.52
  4. Step 4: Simplify right side
    200,655.28x = 30,465,219,232.45
  5. Step 5: Solve for x
    x = 30,465,219,232.45/200,655.28
  6. Step 6: Final answer
    x = 151,828.64

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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.