Home / 104,215.26-143,822.70-58,895.14

Finding the Fourth Proportional to 104,215.26, 143,822.70 and 58,895.14

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Solution

The fourth proportional to 104,215.26, 143,822.70 and 58,895.14 is: 81,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,215.26 : 143,822.70 = 58,895.14 : x
  2. Step 2: Convert to fraction form
    104,215.26/143,822.70 = 58,895.14/x
  3. Step 3: Cross multiply
    104,215.26x = 143,822.70 × 58,895.14
  4. Step 4: Simplify right side
    104,215.26x = 8,470,458,051.68
  5. Step 5: Solve for x
    x = 8,470,458,051.68/104,215.26
  6. Step 6: Final answer
    x = 81,278.48

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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.