Home / 75,620.48-113,299.08-53,083.32

Finding the Fourth Proportional to 75,620.48, 113,299.08 and 53,083.32

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Solution

The fourth proportional to 75,620.48, 113,299.08 and 53,083.32 is: 79,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,620.48 : 113,299.08 = 53,083.32 : x
  2. Step 2: Convert to fraction form
    75,620.48/113,299.08 = 53,083.32/x
  3. Step 3: Cross multiply
    75,620.48x = 113,299.08 × 53,083.32
  4. Step 4: Simplify right side
    75,620.48x = 6,014,291,319.35
  5. Step 5: Solve for x
    x = 6,014,291,319.35/75,620.48
  6. Step 6: Final answer
    x = 79,532.57

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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.