Home / 62,135.89-85,742.27-34,909.85

Finding the Fourth Proportional to 62,135.89, 85,742.27 and 34,909.85

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Solution

The fourth proportional to 62,135.89, 85,742.27 and 34,909.85 is: 48,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,135.89 : 85,742.27 = 34,909.85 : x
  2. Step 2: Convert to fraction form
    62,135.89/85,742.27 = 34,909.85/x
  3. Step 3: Cross multiply
    62,135.89x = 85,742.27 × 34,909.85
  4. Step 4: Simplify right side
    62,135.89x = 2,993,249,181.10
  5. Step 5: Solve for x
    x = 2,993,249,181.10/62,135.89
  6. Step 6: Final answer
    x = 48,172.63

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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.