Home / 57,287.10-85,892.58-29,217.36

Finding the Fourth Proportional to 57,287.10, 85,892.58 and 29,217.36

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Solution

The fourth proportional to 57,287.10, 85,892.58 and 29,217.36 is: 43,806.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287.10 : 85,892.58 = 29,217.36 : x
  2. Step 2: Convert to fraction form
    57,287.10/85,892.58 = 29,217.36/x
  3. Step 3: Cross multiply
    57,287.10x = 85,892.58 × 29,217.36
  4. Step 4: Simplify right side
    57,287.10x = 2,509,554,431.19
  5. Step 5: Solve for x
    x = 2,509,554,431.19/57,287.10
  6. Step 6: Final answer
    x = 43,806.62

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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.