Home / 75,087.19-112,537.23-65,704.96

Finding the Fourth Proportional to 75,087.19, 112,537.23 and 65,704.96

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Solution

The fourth proportional to 75,087.19, 112,537.23 and 65,704.96 is: 98,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,087.19 : 112,537.23 = 65,704.96 : x
  2. Step 2: Convert to fraction form
    75,087.19/112,537.23 = 65,704.96/x
  3. Step 3: Cross multiply
    75,087.19x = 112,537.23 × 65,704.96
  4. Step 4: Simplify right side
    75,087.19x = 7,394,254,195.66
  5. Step 5: Solve for x
    x = 7,394,254,195.66/75,087.19
  6. Step 6: Final answer
    x = 98,475.57

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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.