Home / 104,346.52-143,998.05-56,599.81

Finding the Fourth Proportional to 104,346.52, 143,998.05 and 56,599.81

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Solution

The fourth proportional to 104,346.52, 143,998.05 and 56,599.81 is: 78,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,346.52 : 143,998.05 = 56,599.81 : x
  2. Step 2: Convert to fraction form
    104,346.52/143,998.05 = 56,599.81/x
  3. Step 3: Cross multiply
    104,346.52x = 143,998.05 × 56,599.81
  4. Step 4: Simplify right side
    104,346.52x = 8,150,262,270.37
  5. Step 5: Solve for x
    x = 8,150,262,270.37/104,346.52
  6. Step 6: Final answer
    x = 78,107.66

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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.