Home / 104,962.55-144,847.14-57,214.85

Finding the Fourth Proportional to 104,962.55, 144,847.14 and 57,214.85

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Solution

The fourth proportional to 104,962.55, 144,847.14 and 57,214.85 is: 78,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,962.55 : 144,847.14 = 57,214.85 : x
  2. Step 2: Convert to fraction form
    104,962.55/144,847.14 = 57,214.85/x
  3. Step 3: Cross multiply
    104,962.55x = 144,847.14 × 57,214.85
  4. Step 4: Simplify right side
    104,962.55x = 8,287,407,388.03
  5. Step 5: Solve for x
    x = 8,287,407,388.03/104,962.55
  6. Step 6: Final answer
    x = 78,955.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.