Home / 77,570.46-107,039.68-43,571.25

Finding the Fourth Proportional to 77,570.46, 107,039.68 and 43,571.25

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Solution

The fourth proportional to 77,570.46, 107,039.68 and 43,571.25 is: 60,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,570.46 : 107,039.68 = 43,571.25 : x
  2. Step 2: Convert to fraction form
    77,570.46/107,039.68 = 43,571.25/x
  3. Step 3: Cross multiply
    77,570.46x = 107,039.68 × 43,571.25
  4. Step 4: Simplify right side
    77,570.46x = 4,663,852,548.27
  5. Step 5: Solve for x
    x = 4,663,852,548.27/77,570.46
  6. Step 6: Final answer
    x = 60,124.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.