Home / 77,769.64-116,467.58-44,388.50

Finding the Fourth Proportional to 77,769.64, 116,467.58 and 44,388.50

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Solution

The fourth proportional to 77,769.64, 116,467.58 and 44,388.50 is: 66,476.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,769.64 : 116,467.58 = 44,388.50 : x
  2. Step 2: Convert to fraction form
    77,769.64/116,467.58 = 44,388.50/x
  3. Step 3: Cross multiply
    77,769.64x = 116,467.58 × 44,388.50
  4. Step 4: Simplify right side
    77,769.64x = 5,169,821,174.83
  5. Step 5: Solve for x
    x = 5,169,821,174.83/77,769.64
  6. Step 6: Final answer
    x = 66,476.08

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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.