Home / 92,028.42-138,045.70-25,462.98

Finding the Fourth Proportional to 92,028.42, 138,045.70 and 25,462.98

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Solution

The fourth proportional to 92,028.42, 138,045.70 and 25,462.98 is: 38,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,028.42 : 138,045.70 = 25,462.98 : x
  2. Step 2: Convert to fraction form
    92,028.42/138,045.70 = 25,462.98/x
  3. Step 3: Cross multiply
    92,028.42x = 138,045.70 × 25,462.98
  4. Step 4: Simplify right side
    92,028.42x = 3,515,054,898.19
  5. Step 5: Solve for x
    x = 3,515,054,898.19/92,028.42
  6. Step 6: Final answer
    x = 38,195.32

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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.