Home / 57,167.61-85,733.24-53,436.09

Finding the Fourth Proportional to 57,167.61, 85,733.24 and 53,436.09

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Solution

The fourth proportional to 57,167.61, 85,733.24 and 53,436.09 is: 80,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,167.61 : 85,733.24 = 53,436.09 : x
  2. Step 2: Convert to fraction form
    57,167.61/85,733.24 = 53,436.09/x
  3. Step 3: Cross multiply
    57,167.61x = 85,733.24 × 53,436.09
  4. Step 4: Simplify right side
    57,167.61x = 4,581,248,861.45
  5. Step 5: Solve for x
    x = 4,581,248,861.45/57,167.61
  6. Step 6: Final answer
    x = 80,137.14

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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.