Home / 103,414.77-142,696.83-58,084.06

Finding the Fourth Proportional to 103,414.77, 142,696.83 and 58,084.06

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Solution

The fourth proportional to 103,414.77, 142,696.83 and 58,084.06 is: 80,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,414.77 : 142,696.83 = 58,084.06 : x
  2. Step 2: Convert to fraction form
    103,414.77/142,696.83 = 58,084.06/x
  3. Step 3: Cross multiply
    103,414.77x = 142,696.83 × 58,084.06
  4. Step 4: Simplify right side
    103,414.77x = 8,288,411,235.53
  5. Step 5: Solve for x
    x = 8,288,411,235.53/103,414.77
  6. Step 6: Final answer
    x = 80,147.27

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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.