Home / 57,431.10-86,233.05-44,298.30

Finding the Fourth Proportional to 57,431.10, 86,233.05 and 44,298.30

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Solution

The fourth proportional to 57,431.10, 86,233.05 and 44,298.30 is: 66,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,431.10 : 86,233.05 = 44,298.30 : x
  2. Step 2: Convert to fraction form
    57,431.10/86,233.05 = 44,298.30/x
  3. Step 3: Cross multiply
    57,431.10x = 86,233.05 × 44,298.30
  4. Step 4: Simplify right side
    57,431.10x = 3,819,977,518.82
  5. Step 5: Solve for x
    x = 3,819,977,518.82/57,431.10
  6. Step 6: Final answer
    x = 66,514.09

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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.