Home / 77,618.89-116,334.24-55,094.14

Finding the Fourth Proportional to 77,618.89, 116,334.24 and 55,094.14

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Solution

The fourth proportional to 77,618.89, 116,334.24 and 55,094.14 is: 82,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,618.89 : 116,334.24 = 55,094.14 : x
  2. Step 2: Convert to fraction form
    77,618.89/116,334.24 = 55,094.14/x
  3. Step 3: Cross multiply
    77,618.89x = 116,334.24 × 55,094.14
  4. Step 4: Simplify right side
    77,618.89x = 6,409,334,905.35
  5. Step 5: Solve for x
    x = 6,409,334,905.35/77,618.89
  6. Step 6: Final answer
    x = 82,574.42

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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.