Home / 124,914.21-187,442.73-52,861.44

Finding the Fourth Proportional to 124,914.21, 187,442.73 and 52,861.44

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Solution

The fourth proportional to 124,914.21, 187,442.73 and 52,861.44 is: 79,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,914.21 : 187,442.73 = 52,861.44 : x
  2. Step 2: Convert to fraction form
    124,914.21/187,442.73 = 52,861.44/x
  3. Step 3: Cross multiply
    124,914.21x = 187,442.73 × 52,861.44
  4. Step 4: Simplify right side
    124,914.21x = 9,908,492,625.33
  5. Step 5: Solve for x
    x = 9,908,492,625.33/124,914.21
  6. Step 6: Final answer
    x = 79,322.38

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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.