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Finding the Fourth Proportional to 222,951.69, 307,673.58 and 127,460.46

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Solution

The fourth proportional to 222,951.69, 307,673.58 and 127,460.46 is: 175,895.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,951.69 : 307,673.58 = 127,460.46 : x
  2. Step 2: Convert to fraction form
    222,951.69/307,673.58 = 127,460.46/x
  3. Step 3: Cross multiply
    222,951.69x = 307,673.58 × 127,460.46
  4. Step 4: Simplify right side
    222,951.69x = 39,216,216,036.65
  5. Step 5: Solve for x
    x = 39,216,216,036.65/222,951.69
  6. Step 6: Final answer
    x = 175,895.58

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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.