Home / 104,027.39-143,557.24-58,720.10

Finding the Fourth Proportional to 104,027.39, 143,557.24 and 58,720.10

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Solution

The fourth proportional to 104,027.39, 143,557.24 and 58,720.10 is: 81,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,027.39 : 143,557.24 = 58,720.10 : x
  2. Step 2: Convert to fraction form
    104,027.39/143,557.24 = 58,720.10/x
  3. Step 3: Cross multiply
    104,027.39x = 143,557.24 × 58,720.10
  4. Step 4: Simplify right side
    104,027.39x = 8,429,695,041.41
  5. Step 5: Solve for x
    x = 8,429,695,041.41/104,027.39
  6. Step 6: Final answer
    x = 81,033.42

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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.