Home / 125,765.22-188,607.79-41,509.69

Finding the Fourth Proportional to 125,765.22, 188,607.79 and 41,509.69

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Solution

The fourth proportional to 125,765.22, 188,607.79 and 41,509.69 is: 62,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,765.22 : 188,607.79 = 41,509.69 : x
  2. Step 2: Convert to fraction form
    125,765.22/188,607.79 = 41,509.69/x
  3. Step 3: Cross multiply
    125,765.22x = 188,607.79 × 41,509.69
  4. Step 4: Simplify right side
    125,765.22x = 7,829,050,894.49
  5. Step 5: Solve for x
    x = 7,829,050,894.49/125,765.22
  6. Step 6: Final answer
    x = 62,251.32

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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.