Home / 104,213.36-143,814.24-56,468

Finding the Fourth Proportional to 104,213.36, 143,814.24 and 56,468

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Solution

The fourth proportional to 104,213.36, 143,814.24 and 56,468 is: 77,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,213.36 : 143,814.24 = 56,468 : x
  2. Step 2: Convert to fraction form
    104,213.36/143,814.24 = 56,468/x
  3. Step 3: Cross multiply
    104,213.36x = 143,814.24 × 56,468
  4. Step 4: Simplify right side
    104,213.36x = 8,120,902,504.32
  5. Step 5: Solve for x
    x = 8,120,902,504.32/104,213.36
  6. Step 6: Final answer
    x = 77,925.73

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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.