Home / 222,770.35-307,394.76-127,283.23

Finding the Fourth Proportional to 222,770.35, 307,394.76 and 127,283.23

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Solution

The fourth proportional to 222,770.35, 307,394.76 and 127,283.23 is: 175,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,770.35 : 307,394.76 = 127,283.23 : x
  2. Step 2: Convert to fraction form
    222,770.35/307,394.76 = 127,283.23/x
  3. Step 3: Cross multiply
    222,770.35x = 307,394.76 × 127,283.23
  4. Step 4: Simplify right side
    222,770.35x = 39,126,197,937.87
  5. Step 5: Solve for x
    x = 39,126,197,937.87/222,770.35
  6. Step 6: Final answer
    x = 175,634.67

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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.