Home / 135,354.96-203,051.88-41,868

Finding the Fourth Proportional to 135,354.96, 203,051.88 and 41,868

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Solution

The fourth proportional to 135,354.96, 203,051.88 and 41,868 is: 62,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,354.96 : 203,051.88 = 41,868 : x
  2. Step 2: Convert to fraction form
    135,354.96/203,051.88 = 41,868/x
  3. Step 3: Cross multiply
    135,354.96x = 203,051.88 × 41,868
  4. Step 4: Simplify right side
    135,354.96x = 8,501,376,111.84
  5. Step 5: Solve for x
    x = 8,501,376,111.84/135,354.96
  6. Step 6: Final answer
    x = 62,808.01

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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.