Home / 115,823.40-173,735.10-113,855.10

Finding the Fourth Proportional to 115,823.40, 173,735.10 and 113,855.10

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Solution

The fourth proportional to 115,823.40, 173,735.10 and 113,855.10 is: 170,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,823.40 : 173,735.10 = 113,855.10 : x
  2. Step 2: Convert to fraction form
    115,823.40/173,735.10 = 113,855.10/x
  3. Step 3: Cross multiply
    115,823.40x = 173,735.10 × 113,855.10
  4. Step 4: Simplify right side
    115,823.40x = 19,780,627,184.01
  5. Step 5: Solve for x
    x = 19,780,627,184.01/115,823.40
  6. Step 6: Final answer
    x = 170,782.65

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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.