Home / 104,227.19-143,833.71-56,480.57

Finding the Fourth Proportional to 104,227.19, 143,833.71 and 56,480.57

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Solution

The fourth proportional to 104,227.19, 143,833.71 and 56,480.57 is: 77,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,227.19 : 143,833.71 = 56,480.57 : x
  2. Step 2: Convert to fraction form
    104,227.19/143,833.71 = 56,480.57/x
  3. Step 3: Cross multiply
    104,227.19x = 143,833.71 × 56,480.57
  4. Step 4: Simplify right side
    104,227.19x = 8,123,809,206.85
  5. Step 5: Solve for x
    x = 8,123,809,206.85/104,227.19
  6. Step 6: Final answer
    x = 77,943.29

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1.5x scale

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.