Home / 77,459.52-116,197.38-33,090.96

Finding the Fourth Proportional to 77,459.52, 116,197.38 and 33,090.96

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Solution

The fourth proportional to 77,459.52, 116,197.38 and 33,090.96 is: 49,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,459.52 : 116,197.38 = 33,090.96 : x
  2. Step 2: Convert to fraction form
    77,459.52/116,197.38 = 33,090.96/x
  3. Step 3: Cross multiply
    77,459.52x = 116,197.38 × 33,090.96
  4. Step 4: Simplify right side
    77,459.52x = 3,845,082,853.68
  5. Step 5: Solve for x
    x = 3,845,082,853.68/77,459.52
  6. Step 6: Final answer
    x = 49,639.90

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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.