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Finding the Fourth Proportional to 125,028, 187,542 and 37,476

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Solution

The fourth proportional to 125,028, 187,542 and 37,476 is: 56,214

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,028 : 187,542 = 37,476 : x
  2. Step 2: Convert to fraction form
    125,028/187,542 = 37,476/x
  3. Step 3: Cross multiply
    125,028x = 187,542 × 37,476
  4. Step 4: Simplify right side
    125,028x = 7,028,323,992
  5. Step 5: Solve for x
    x = 7,028,323,992/125,028
  6. Step 6: Final answer
    x = 56,214

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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.