Home / 125,580.03-188,355.12-41,319.30

Finding the Fourth Proportional to 125,580.03, 188,355.12 and 41,319.30

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Solution

The fourth proportional to 125,580.03, 188,355.12 and 41,319.30 is: 61,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,580.03 : 188,355.12 = 41,319.30 : x
  2. Step 2: Convert to fraction form
    125,580.03/188,355.12 = 41,319.30/x
  3. Step 3: Cross multiply
    125,580.03x = 188,355.12 × 41,319.30
  4. Step 4: Simplify right side
    125,580.03x = 7,782,700,768.04
  5. Step 5: Solve for x
    x = 7,782,700,768.04/125,580.03
  6. Step 6: Final answer
    x = 61,974.03

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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.