Home / 89,579.90-134,296.54-49,597.28

Finding the Fourth Proportional to 89,579.90, 134,296.54 and 49,597.28

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Solution

The fourth proportional to 89,579.90, 134,296.54 and 49,597.28 is: 74,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,579.90 : 134,296.54 = 49,597.28 : x
  2. Step 2: Convert to fraction form
    89,579.90/134,296.54 = 49,597.28/x
  3. Step 3: Cross multiply
    89,579.90x = 134,296.54 × 49,597.28
  4. Step 4: Simplify right side
    89,579.90x = 6,660,743,097.41
  5. Step 5: Solve for x
    x = 6,660,743,097.41/89,579.90
  6. Step 6: Final answer
    x = 74,355.33

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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.