Home / 200,605.42-276,333.55-152,775.73

Finding the Fourth Proportional to 200,605.42, 276,333.55 and 152,775.73

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Solution

The fourth proportional to 200,605.42, 276,333.55 and 152,775.73 is: 210,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,605.42 : 276,333.55 = 152,775.73 : x
  2. Step 2: Convert to fraction form
    200,605.42/276,333.55 = 152,775.73/x
  3. Step 3: Cross multiply
    200,605.42x = 276,333.55 × 152,775.73
  4. Step 4: Simplify right side
    200,605.42x = 42,217,059,824.74
  5. Step 5: Solve for x
    x = 42,217,059,824.74/200,605.42
  6. Step 6: Final answer
    x = 210,448.25

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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.