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Finding the Fourth Proportional to 374,165.94, 561,253.77 and 124,847.94

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Solution

The fourth proportional to 374,165.94, 561,253.77 and 124,847.94 is: 187,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,165.94 : 561,253.77 = 124,847.94 : x
  2. Step 2: Convert to fraction form
    374,165.94/561,253.77 = 124,847.94/x
  3. Step 3: Cross multiply
    374,165.94x = 561,253.77 × 124,847.94
  4. Step 4: Simplify right side
    374,165.94x = 70,071,375,598.60
  5. Step 5: Solve for x
    x = 70,071,375,598.60/374,165.94
  6. Step 6: Final answer
    x = 187,273.53

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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.