Home / 57,181.90-85,821.45-46,101.10

Finding the Fourth Proportional to 57,181.90, 85,821.45 and 46,101.10

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Solution

The fourth proportional to 57,181.90, 85,821.45 and 46,101.10 is: 69,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,181.90 : 85,821.45 = 46,101.10 : x
  2. Step 2: Convert to fraction form
    57,181.90/85,821.45 = 46,101.10/x
  3. Step 3: Cross multiply
    57,181.90x = 85,821.45 × 46,101.10
  4. Step 4: Simplify right side
    57,181.90x = 3,956,463,248.60
  5. Step 5: Solve for x
    x = 3,956,463,248.60/57,181.90
  6. Step 6: Final answer
    x = 69,190.83

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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.