Home / 61,465.45-92,181.30-38,942.32

Finding the Fourth Proportional to 61,465.45, 92,181.30 and 38,942.32

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Solution

The fourth proportional to 61,465.45, 92,181.30 and 38,942.32 is: 58,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,465.45 : 92,181.30 = 38,942.32 : x
  2. Step 2: Convert to fraction form
    61,465.45/92,181.30 = 38,942.32/x
  3. Step 3: Cross multiply
    61,465.45x = 92,181.30 × 38,942.32
  4. Step 4: Simplify right side
    61,465.45x = 3,589,753,682.62
  5. Step 5: Solve for x
    x = 3,589,753,682.62/61,465.45
  6. Step 6: Final answer
    x = 58,402.79

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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.