Home / 222,899.88-307,595.79-135,652.23

Finding the Fourth Proportional to 222,899.88, 307,595.79 and 135,652.23

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Solution

The fourth proportional to 222,899.88, 307,595.79 and 135,652.23 is: 187,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,899.88 : 307,595.79 = 135,652.23 : x
  2. Step 2: Convert to fraction form
    222,899.88/307,595.79 = 135,652.23/x
  3. Step 3: Cross multiply
    222,899.88x = 307,595.79 × 135,652.23
  4. Step 4: Simplify right side
    222,899.88x = 41,726,054,852.11
  5. Step 5: Solve for x
    x = 41,726,054,852.11/222,899.88
  6. Step 6: Final answer
    x = 187,196.40

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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.