Home / 159,158.09-238,716.74-52,515.65

Finding the Fourth Proportional to 159,158.09, 238,716.74 and 52,515.65

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Solution

The fourth proportional to 159,158.09, 238,716.74 and 52,515.65 is: 78,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,158.09 : 238,716.74 = 52,515.65 : x
  2. Step 2: Convert to fraction form
    159,158.09/238,716.74 = 52,515.65/x
  3. Step 3: Cross multiply
    159,158.09x = 238,716.74 × 52,515.65
  4. Step 4: Simplify right side
    159,158.09x = 12,536,365,495.06
  5. Step 5: Solve for x
    x = 12,536,365,495.06/159,158.09
  6. Step 6: Final answer
    x = 78,766.75

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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.