Home / 92,151.12-138,226.73-25,591.25

Finding the Fourth Proportional to 92,151.12, 138,226.73 and 25,591.25

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Solution

The fourth proportional to 92,151.12, 138,226.73 and 25,591.25 is: 38,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,151.12 : 138,226.73 = 25,591.25 : x
  2. Step 2: Convert to fraction form
    92,151.12/138,226.73 = 25,591.25/x
  3. Step 3: Cross multiply
    92,151.12x = 138,226.73 × 25,591.25
  4. Step 4: Simplify right side
    92,151.12x = 3,537,394,804.11
  5. Step 5: Solve for x
    x = 3,537,394,804.11/92,151.12
  6. Step 6: Final answer
    x = 38,386.89

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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.