Home / 92,087.13-138,131.70-25,527.81

Finding the Fourth Proportional to 92,087.13, 138,131.70 and 25,527.81

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Solution

The fourth proportional to 92,087.13, 138,131.70 and 25,527.81 is: 38,291.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,087.13 : 138,131.70 = 25,527.81 : x
  2. Step 2: Convert to fraction form
    92,087.13/138,131.70 = 25,527.81/x
  3. Step 3: Cross multiply
    92,087.13x = 138,131.70 × 25,527.81
  4. Step 4: Simplify right side
    92,087.13x = 3,526,199,792.58
  5. Step 5: Solve for x
    x = 3,526,199,792.58/92,087.13
  6. Step 6: Final answer
    x = 38,291.99

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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.