Home / 57,303.12-85,916.56-29,233.36

Finding the Fourth Proportional to 57,303.12, 85,916.56 and 29,233.36

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Solution

The fourth proportional to 57,303.12, 85,916.56 and 29,233.36 is: 43,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303.12 : 85,916.56 = 29,233.36 : x
  2. Step 2: Convert to fraction form
    57,303.12/85,916.56 = 29,233.36/x
  3. Step 3: Cross multiply
    57,303.12x = 85,916.56 × 29,233.36
  4. Step 4: Simplify right side
    57,303.12x = 2,511,629,728.44
  5. Step 5: Solve for x
    x = 2,511,629,728.44/57,303.12
  6. Step 6: Final answer
    x = 43,830.59

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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.