Home / 98,857.26-148,307.67-28,742.04

Finding the Fourth Proportional to 98,857.26, 148,307.67 and 28,742.04

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Solution

The fourth proportional to 98,857.26, 148,307.67 and 28,742.04 is: 43,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,857.26 : 148,307.67 = 28,742.04 : x
  2. Step 2: Convert to fraction form
    98,857.26/148,307.67 = 28,742.04/x
  3. Step 3: Cross multiply
    98,857.26x = 148,307.67 × 28,742.04
  4. Step 4: Simplify right side
    98,857.26x = 4,262,664,983.45
  5. Step 5: Solve for x
    x = 4,262,664,983.45/98,857.26
  6. Step 6: Final answer
    x = 43,119.39

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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.