Home / 77,809.73-116,527.50-44,428.64

Finding the Fourth Proportional to 77,809.73, 116,527.50 and 44,428.64

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Solution

The fourth proportional to 77,809.73, 116,527.50 and 44,428.64 is: 66,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,809.73 : 116,527.50 = 44,428.64 : x
  2. Step 2: Convert to fraction form
    77,809.73/116,527.50 = 44,428.64/x
  3. Step 3: Cross multiply
    77,809.73x = 116,527.50 × 44,428.64
  4. Step 4: Simplify right side
    77,809.73x = 5,177,157,764.96
  5. Step 5: Solve for x
    x = 5,177,157,764.96/77,809.73
  6. Step 6: Final answer
    x = 66,536.13

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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.