Home / 242,014.84-362,440.87-135,136.15

Finding the Fourth Proportional to 242,014.84, 362,440.87 and 135,136.15

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Solution

The fourth proportional to 242,014.84, 362,440.87 and 135,136.15 is: 202,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,014.84 : 362,440.87 = 135,136.15 : x
  2. Step 2: Convert to fraction form
    242,014.84/362,440.87 = 135,136.15/x
  3. Step 3: Cross multiply
    242,014.84x = 362,440.87 × 135,136.15
  4. Step 4: Simplify right side
    242,014.84x = 48,978,863,774.45
  5. Step 5: Solve for x
    x = 48,978,863,774.45/242,014.84
  6. Step 6: Final answer
    x = 202,379.59

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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.