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Finding the Fourth Proportional to 44,690.36, 67,300.71 and 38,916.68

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Solution

The fourth proportional to 44,690.36, 67,300.71 and 38,916.68 is: 58,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,690.36 : 67,300.71 = 38,916.68 : x
  2. Step 2: Convert to fraction form
    44,690.36/67,300.71 = 38,916.68/x
  3. Step 3: Cross multiply
    44,690.36x = 67,300.71 × 38,916.68
  4. Step 4: Simplify right side
    44,690.36x = 2,619,120,194.84
  5. Step 5: Solve for x
    x = 2,619,120,194.84/44,690.36
  6. Step 6: Final answer
    x = 58,605.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.