Home / 136,293.41-188,084.88-75,862.77

Finding the Fourth Proportional to 136,293.41, 188,084.88 and 75,862.77

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Solution

The fourth proportional to 136,293.41, 188,084.88 and 75,862.77 is: 104,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,293.41 : 188,084.88 = 75,862.77 : x
  2. Step 2: Convert to fraction form
    136,293.41/188,084.88 = 75,862.77/x
  3. Step 3: Cross multiply
    136,293.41x = 188,084.88 × 75,862.77
  4. Step 4: Simplify right side
    136,293.41x = 14,268,639,286.60
  5. Step 5: Solve for x
    x = 14,268,639,286.60/136,293.41
  6. Step 6: Final answer
    x = 104,690.60

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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.