Home / 200,267.30-276,368.67-109,622.45

Finding the Fourth Proportional to 200,267.30, 276,368.67 and 109,622.45

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Solution

The fourth proportional to 200,267.30, 276,368.67 and 109,622.45 is: 151,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,267.30 : 276,368.67 = 109,622.45 : x
  2. Step 2: Convert to fraction form
    200,267.30/276,368.67 = 109,622.45/x
  3. Step 3: Cross multiply
    200,267.30x = 276,368.67 × 109,622.45
  4. Step 4: Simplify right side
    200,267.30x = 30,296,209,326.80
  5. Step 5: Solve for x
    x = 30,296,209,326.80/200,267.30
  6. Step 6: Final answer
    x = 151,278.87

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1.5x scale

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.