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Finding the Fourth Proportional to 200,865.56, 301,317.77 and 58,707.63

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Solution

The fourth proportional to 200,865.56, 301,317.77 and 58,707.63 is: 88,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,865.56 : 301,317.77 = 58,707.63 : x
  2. Step 2: Convert to fraction form
    200,865.56/301,317.77 = 58,707.63/x
  3. Step 3: Cross multiply
    200,865.56x = 301,317.77 × 58,707.63
  4. Step 4: Simplify right side
    200,865.56x = 17,689,652,300.35
  5. Step 5: Solve for x
    x = 17,689,652,300.35/200,865.56
  6. Step 6: Final answer
    x = 88,067.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.