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Finding the Fourth Proportional to 124,936, 187,429.92 and 51,064

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Solution

The fourth proportional to 124,936, 187,429.92 and 51,064 is: 76,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,936 : 187,429.92 = 51,064 : x
  2. Step 2: Convert to fraction form
    124,936/187,429.92 = 51,064/x
  3. Step 3: Cross multiply
    124,936x = 187,429.92 × 51,064
  4. Step 4: Simplify right side
    124,936x = 9,570,921,434.88
  5. Step 5: Solve for x
    x = 9,570,921,434.88/124,936
  6. Step 6: Final answer
    x = 76,606.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.