Home / 56,571.49-78,004.24-36,126.01

Finding the Fourth Proportional to 56,571.49, 78,004.24 and 36,126.01

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Solution

The fourth proportional to 56,571.49, 78,004.24 and 36,126.01 is: 49,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,571.49 : 78,004.24 = 36,126.01 : x
  2. Step 2: Convert to fraction form
    56,571.49/78,004.24 = 36,126.01/x
  3. Step 3: Cross multiply
    56,571.49x = 78,004.24 × 36,126.01
  4. Step 4: Simplify right side
    56,571.49x = 2,817,981,954.28
  5. Step 5: Solve for x
    x = 2,817,981,954.28/56,571.49
  6. Step 6: Final answer
    x = 49,812.76

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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.