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Finding the Fourth Proportional to 219,934, 303,510.54 and 119,332

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Solution

The fourth proportional to 219,934, 303,510.54 and 119,332 is: 164,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,934 : 303,510.54 = 119,332 : x
  2. Step 2: Convert to fraction form
    219,934/303,510.54 = 119,332/x
  3. Step 3: Cross multiply
    219,934x = 303,510.54 × 119,332
  4. Step 4: Simplify right side
    219,934x = 36,218,519,759.28
  5. Step 5: Solve for x
    x = 36,218,519,759.28/219,934
  6. Step 6: Final answer
    x = 164,679.04

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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.