Home / 243,676.32-365,577.36-75,192.96

Finding the Fourth Proportional to 243,676.32, 365,577.36 and 75,192.96

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Solution

The fourth proportional to 243,676.32, 365,577.36 and 75,192.96 is: 112,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,676.32 : 365,577.36 = 75,192.96 : x
  2. Step 2: Convert to fraction form
    243,676.32/365,577.36 = 75,192.96/x
  3. Step 3: Cross multiply
    243,676.32x = 365,577.36 × 75,192.96
  4. Step 4: Simplify right side
    243,676.32x = 27,488,843,807.39
  5. Step 5: Solve for x
    x = 27,488,843,807.39/243,676.32
  6. Step 6: Final answer
    x = 112,808.84

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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.