Home / 75,270.82-103,875.16-41,277.15

Finding the Fourth Proportional to 75,270.82, 103,875.16 and 41,277.15

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Solution

The fourth proportional to 75,270.82, 103,875.16 and 41,277.15 is: 56,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,270.82 : 103,875.16 = 41,277.15 : x
  2. Step 2: Convert to fraction form
    75,270.82/103,875.16 = 41,277.15/x
  3. Step 3: Cross multiply
    75,270.82x = 103,875.16 × 41,277.15
  4. Step 4: Simplify right side
    75,270.82x = 4,287,670,560.59
  5. Step 5: Solve for x
    x = 4,287,670,560.59/75,270.82
  6. Step 6: Final answer
    x = 56,963.25

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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.