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Finding the Fourth Proportional to 60,636.66, 83,671.95 and 35,143.53

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Solution

The fourth proportional to 60,636.66, 83,671.95 and 35,143.53 is: 48,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,636.66 : 83,671.95 = 35,143.53 : x
  2. Step 2: Convert to fraction form
    60,636.66/83,671.95 = 35,143.53/x
  3. Step 3: Cross multiply
    60,636.66x = 83,671.95 × 35,143.53
  4. Step 4: Simplify right side
    60,636.66x = 2,940,527,684.98
  5. Step 5: Solve for x
    x = 2,940,527,684.98/60,636.66
  6. Step 6: Final answer
    x = 48,494.22

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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.