Home / 224,608.26-309,986.58-127,835.64

Finding the Fourth Proportional to 224,608.26, 309,986.58 and 127,835.64

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Solution

The fourth proportional to 224,608.26, 309,986.58 and 127,835.64 is: 176,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,608.26 : 309,986.58 = 127,835.64 : x
  2. Step 2: Convert to fraction form
    224,608.26/309,986.58 = 127,835.64/x
  3. Step 3: Cross multiply
    224,608.26x = 309,986.58 × 127,835.64
  4. Step 4: Simplify right side
    224,608.26x = 39,627,332,206.53
  5. Step 5: Solve for x
    x = 39,627,332,206.53/224,608.26
  6. Step 6: Final answer
    x = 176,428.65

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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.