Home / 125,282.30-187,905.22-36,511.97

Finding the Fourth Proportional to 125,282.30, 187,905.22 and 36,511.97

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Solution

The fourth proportional to 125,282.30, 187,905.22 and 36,511.97 is: 54,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,282.30 : 187,905.22 = 36,511.97 : x
  2. Step 2: Convert to fraction form
    125,282.30/187,905.22 = 36,511.97/x
  3. Step 3: Cross multiply
    125,282.30x = 187,905.22 × 36,511.97
  4. Step 4: Simplify right side
    125,282.30x = 6,860,788,724.68
  5. Step 5: Solve for x
    x = 6,860,788,724.68/125,282.30
  6. Step 6: Final answer
    x = 54,762.64

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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.