Home / 75,214.35-103,791.33-42,952.77

Finding the Fourth Proportional to 75,214.35, 103,791.33 and 42,952.77

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Solution

The fourth proportional to 75,214.35, 103,791.33 and 42,952.77 is: 59,272.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,214.35 : 103,791.33 = 42,952.77 : x
  2. Step 2: Convert to fraction form
    75,214.35/103,791.33 = 42,952.77/x
  3. Step 3: Cross multiply
    75,214.35x = 103,791.33 × 42,952.77
  4. Step 4: Simplify right side
    75,214.35x = 4,458,125,125.48
  5. Step 5: Solve for x
    x = 4,458,125,125.48/75,214.35
  6. Step 6: Final answer
    x = 59,272.27

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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.