Home / 200,732.63-277,011.03-111,308.63

Finding the Fourth Proportional to 200,732.63, 277,011.03 and 111,308.63

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Solution

The fourth proportional to 200,732.63, 277,011.03 and 111,308.63 is: 153,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,732.63 : 277,011.03 = 111,308.63 : x
  2. Step 2: Convert to fraction form
    200,732.63/277,011.03 = 111,308.63/x
  3. Step 3: Cross multiply
    200,732.63x = 277,011.03 × 111,308.63
  4. Step 4: Simplify right side
    200,732.63x = 30,833,716,302.59
  5. Step 5: Solve for x
    x = 30,833,716,302.59/200,732.63
  6. Step 6: Final answer
    x = 153,605.90

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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.