Home / 222,674.04-307,283.82-127,178.76

Finding the Fourth Proportional to 222,674.04, 307,283.82 and 127,178.76

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Solution

The fourth proportional to 222,674.04, 307,283.82 and 127,178.76 is: 175,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,674.04 : 307,283.82 = 127,178.76 : x
  2. Step 2: Convert to fraction form
    222,674.04/307,283.82 = 127,178.76/x
  3. Step 3: Cross multiply
    222,674.04x = 307,283.82 × 127,178.76
  4. Step 4: Simplify right side
    222,674.04x = 39,079,975,195.66
  5. Step 5: Solve for x
    x = 39,079,975,195.66/222,674.04
  6. Step 6: Final answer
    x = 175,503.06

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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.