Home / 243,973.96-365,979.44-75,511.32

Finding the Fourth Proportional to 243,973.96, 365,979.44 and 75,511.32

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Solution

The fourth proportional to 243,973.96, 365,979.44 and 75,511.32 is: 113,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,973.96 : 365,979.44 = 75,511.32 : x
  2. Step 2: Convert to fraction form
    243,973.96/365,979.44 = 75,511.32/x
  3. Step 3: Cross multiply
    243,973.96x = 365,979.44 × 75,511.32
  4. Step 4: Simplify right side
    243,973.96x = 27,635,590,607.26
  5. Step 5: Solve for x
    x = 27,635,590,607.26/243,973.96
  6. Step 6: Final answer
    x = 113,272.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.