Home / 57,494.29-85,804.27-53,687.26

Finding the Fourth Proportional to 57,494.29, 85,804.27 and 53,687.26

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Solution

The fourth proportional to 57,494.29, 85,804.27 and 53,687.26 is: 80,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494.29 : 85,804.27 = 53,687.26 : x
  2. Step 2: Convert to fraction form
    57,494.29/85,804.27 = 53,687.26/x
  3. Step 3: Cross multiply
    57,494.29x = 85,804.27 × 53,687.26
  4. Step 4: Simplify right side
    57,494.29x = 4,606,596,223.72
  5. Step 5: Solve for x
    x = 4,606,596,223.72/57,494.29
  6. Step 6: Final answer
    x = 80,122.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.