Home / 115,424.60-173,136.90-48,842.60

Finding the Fourth Proportional to 115,424.60, 173,136.90 and 48,842.60

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Solution

The fourth proportional to 115,424.60, 173,136.90 and 48,842.60 is: 73,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,424.60 : 173,136.90 = 48,842.60 : x
  2. Step 2: Convert to fraction form
    115,424.60/173,136.90 = 48,842.60/x
  3. Step 3: Cross multiply
    115,424.60x = 173,136.90 × 48,842.60
  4. Step 4: Simplify right side
    115,424.60x = 8,456,456,351.94
  5. Step 5: Solve for x
    x = 8,456,456,351.94/115,424.60
  6. Step 6: Final answer
    x = 73,263.90

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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.