Home / 104,271.51-143,895.71-56,524.75

Finding the Fourth Proportional to 104,271.51, 143,895.71 and 56,524.75

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Solution

The fourth proportional to 104,271.51, 143,895.71 and 56,524.75 is: 78,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,271.51 : 143,895.71 = 56,524.75 : x
  2. Step 2: Convert to fraction form
    104,271.51/143,895.71 = 56,524.75/x
  3. Step 3: Cross multiply
    104,271.51x = 143,895.71 × 56,524.75
  4. Step 4: Simplify right side
    104,271.51x = 8,133,669,033.82
  5. Step 5: Solve for x
    x = 8,133,669,033.82/104,271.51
  6. Step 6: Final answer
    x = 78,004.71

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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.