Home / 119,144.50-178,607.23-51,634.21

Finding the Fourth Proportional to 119,144.50, 178,607.23 and 51,634.21

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Solution

The fourth proportional to 119,144.50, 178,607.23 and 51,634.21 is: 77,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,144.50 : 178,607.23 = 51,634.21 : x
  2. Step 2: Convert to fraction form
    119,144.50/178,607.23 = 51,634.21/x
  3. Step 3: Cross multiply
    119,144.50x = 178,607.23 × 51,634.21
  4. Step 4: Simplify right side
    119,144.50x = 9,222,242,328.30
  5. Step 5: Solve for x
    x = 9,222,242,328.30/119,144.50
  6. Step 6: Final answer
    x = 77,403.84

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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.