Home / 222,554.46-307,121.85-120,577.08

Finding the Fourth Proportional to 222,554.46, 307,121.85 and 120,577.08

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Solution

The fourth proportional to 222,554.46, 307,121.85 and 120,577.08 is: 166,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,554.46 : 307,121.85 = 120,577.08 : x
  2. Step 2: Convert to fraction form
    222,554.46/307,121.85 = 120,577.08/x
  3. Step 3: Cross multiply
    222,554.46x = 307,121.85 × 120,577.08
  4. Step 4: Simplify right side
    222,554.46x = 37,031,855,877.20
  5. Step 5: Solve for x
    x = 37,031,855,877.20/222,554.46
  6. Step 6: Final answer
    x = 166,394.58

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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.