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Finding the Fourth Proportional to 125,247.18, 187,893.81 and 41,012.04

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Solution

The fourth proportional to 125,247.18, 187,893.81 and 41,012.04 is: 61,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,247.18 : 187,893.81 = 41,012.04 : x
  2. Step 2: Convert to fraction form
    125,247.18/187,893.81 = 41,012.04/x
  3. Step 3: Cross multiply
    125,247.18x = 187,893.81 × 41,012.04
  4. Step 4: Simplify right side
    125,247.18x = 7,705,908,451.47
  5. Step 5: Solve for x
    x = 7,705,908,451.47/125,247.18
  6. Step 6: Final answer
    x = 61,525.60

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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.