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Finding the Fourth Proportional to 75,083.93, 103,605.59 and 44,862.86

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Solution

The fourth proportional to 75,083.93, 103,605.59 and 44,862.86 is: 61,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,083.93 : 103,605.59 = 44,862.86 : x
  2. Step 2: Convert to fraction form
    75,083.93/103,605.59 = 44,862.86/x
  3. Step 3: Cross multiply
    75,083.93x = 103,605.59 × 44,862.86
  4. Step 4: Simplify right side
    75,083.93x = 4,648,042,337.05
  5. Step 5: Solve for x
    x = 4,648,042,337.05/75,083.93
  6. Step 6: Final answer
    x = 61,904.63

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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.