Home / 88,716.10-133,074.15-26,386.60

Finding the Fourth Proportional to 88,716.10, 133,074.15 and 26,386.60

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Solution

The fourth proportional to 88,716.10, 133,074.15 and 26,386.60 is: 39,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,716.10 : 133,074.15 = 26,386.60 : x
  2. Step 2: Convert to fraction form
    88,716.10/133,074.15 = 26,386.60/x
  3. Step 3: Cross multiply
    88,716.10x = 133,074.15 × 26,386.60
  4. Step 4: Simplify right side
    88,716.10x = 3,511,374,366.39
  5. Step 5: Solve for x
    x = 3,511,374,366.39/88,716.10
  6. Step 6: Final answer
    x = 39,579.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.