Home / 77,505.12-116,269.44-33,132

Finding the Fourth Proportional to 77,505.12, 116,269.44 and 33,132

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Solution

The fourth proportional to 77,505.12, 116,269.44 and 33,132 is: 49,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,505.12 : 116,269.44 = 33,132 : x
  2. Step 2: Convert to fraction form
    77,505.12/116,269.44 = 33,132/x
  3. Step 3: Cross multiply
    77,505.12x = 116,269.44 × 33,132
  4. Step 4: Simplify right side
    77,505.12x = 3,852,239,086.08
  5. Step 5: Solve for x
    x = 3,852,239,086.08/77,505.12
  6. Step 6: Final answer
    x = 49,703.03

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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.