Home / 104,410.26-144,084.96-56,663.64

Finding the Fourth Proportional to 104,410.26, 144,084.96 and 56,663.64

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Solution

The fourth proportional to 104,410.26, 144,084.96 and 56,663.64 is: 78,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,410.26 : 144,084.96 = 56,663.64 : x
  2. Step 2: Convert to fraction form
    104,410.26/144,084.96 = 56,663.64/x
  3. Step 3: Cross multiply
    104,410.26x = 144,084.96 × 56,663.64
  4. Step 4: Simplify right side
    104,410.26x = 8,164,378,302.85
  5. Step 5: Solve for x
    x = 8,164,378,302.85/104,410.26
  6. Step 6: Final answer
    x = 78,195.17

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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.