Home / 200,341.30-276,471.06-109,703.00

Finding the Fourth Proportional to 200,341.30, 276,471.06 and 109,703.00

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Solution

The fourth proportional to 200,341.30, 276,471.06 and 109,703.00 is: 151,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,341.30 : 276,471.06 = 109,703.00 : x
  2. Step 2: Convert to fraction form
    200,341.30/276,471.06 = 109,703.00/x
  3. Step 3: Cross multiply
    200,341.30x = 276,471.06 × 109,703.00
  4. Step 4: Simplify right side
    200,341.30x = 30,329,705,731.95
  5. Step 5: Solve for x
    x = 30,329,705,731.95/200,341.30
  6. Step 6: Final answer
    x = 151,390.19

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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.