Home / 61,942.38-85,486.20-35,086.02

Finding the Fourth Proportional to 61,942.38, 85,486.20 and 35,086.02

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Solution

The fourth proportional to 61,942.38, 85,486.20 and 35,086.02 is: 48,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,942.38 : 85,486.20 = 35,086.02 : x
  2. Step 2: Convert to fraction form
    61,942.38/85,486.20 = 35,086.02/x
  3. Step 3: Cross multiply
    61,942.38x = 85,486.20 × 35,086.02
  4. Step 4: Simplify right side
    61,942.38x = 2,999,370,522.92
  5. Step 5: Solve for x
    x = 2,999,370,522.92/61,942.38
  6. Step 6: Final answer
    x = 48,421.95

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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.