Home / 125,690.72-188,552.28-41,459.60

Finding the Fourth Proportional to 125,690.72, 188,552.28 and 41,459.60

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Solution

The fourth proportional to 125,690.72, 188,552.28 and 41,459.60 is: 62,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,690.72 : 188,552.28 = 41,459.60 : x
  2. Step 2: Convert to fraction form
    125,690.72/188,552.28 = 41,459.60/x
  3. Step 3: Cross multiply
    125,690.72x = 188,552.28 × 41,459.60
  4. Step 4: Simplify right side
    125,690.72x = 7,817,302,107.89
  5. Step 5: Solve for x
    x = 7,817,302,107.89/125,690.72
  6. Step 6: Final answer
    x = 62,194.74

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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.