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Finding the Fourth Proportional to 59,115.60, 88,716.60 and 41,619.60

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Solution

The fourth proportional to 59,115.60, 88,716.60 and 41,619.60 is: 62,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,115.60 : 88,716.60 = 41,619.60 : x
  2. Step 2: Convert to fraction form
    59,115.60/88,716.60 = 41,619.60/x
  3. Step 3: Cross multiply
    59,115.60x = 88,716.60 × 41,619.60
  4. Step 4: Simplify right side
    59,115.60x = 3,692,349,405.36
  5. Step 5: Solve for x
    x = 3,692,349,405.36/59,115.60
  6. Step 6: Final answer
    x = 62,459.81

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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.