Home / 119,261.21-178,914.50-40,354.25

Finding the Fourth Proportional to 119,261.21, 178,914.50 and 40,354.25

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Solution

The fourth proportional to 119,261.21, 178,914.50 and 40,354.25 is: 60,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,261.21 : 178,914.50 = 40,354.25 : x
  2. Step 2: Convert to fraction form
    119,261.21/178,914.50 = 40,354.25/x
  3. Step 3: Cross multiply
    119,261.21x = 178,914.50 × 40,354.25
  4. Step 4: Simplify right side
    119,261.21x = 7,219,960,259.85
  5. Step 5: Solve for x
    x = 7,219,960,259.85/119,261.21
  6. Step 6: Final answer
    x = 60,539.05

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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.