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Finding the Fourth Proportional to 75,008.97, 103,510.53 and 41,017.68

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Solution

The fourth proportional to 75,008.97, 103,510.53 and 41,017.68 is: 56,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.97 : 103,510.53 = 41,017.68 : x
  2. Step 2: Convert to fraction form
    75,008.97/103,510.53 = 41,017.68/x
  3. Step 3: Cross multiply
    75,008.97x = 103,510.53 × 41,017.68
  4. Step 4: Simplify right side
    75,008.97x = 4,245,761,796.17
  5. Step 5: Solve for x
    x = 4,245,761,796.17/75,008.97
  6. Step 6: Final answer
    x = 56,603.39

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1.5x scale

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.