Home / 200,280.48-276,299.01-119,667.66

Finding the Fourth Proportional to 200,280.48, 276,299.01 and 119,667.66

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Solution

The fourth proportional to 200,280.48, 276,299.01 and 119,667.66 is: 165,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,280.48 : 276,299.01 = 119,667.66 : x
  2. Step 2: Convert to fraction form
    200,280.48/276,299.01 = 119,667.66/x
  3. Step 3: Cross multiply
    200,280.48x = 276,299.01 × 119,667.66
  4. Step 4: Simplify right side
    200,280.48x = 33,064,055,987.02
  5. Step 5: Solve for x
    x = 33,064,055,987.02/200,280.48
  6. Step 6: Final answer
    x = 165,088.76

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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.