Home / 99,144.86-148,403.55-63,558.62

Finding the Fourth Proportional to 99,144.86, 148,403.55 and 63,558.62

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Solution

The fourth proportional to 99,144.86, 148,403.55 and 63,558.62 is: 95,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,144.86 : 148,403.55 = 63,558.62 : x
  2. Step 2: Convert to fraction form
    99,144.86/148,403.55 = 63,558.62/x
  3. Step 3: Cross multiply
    99,144.86x = 148,403.55 × 63,558.62
  4. Step 4: Simplify right side
    99,144.86x = 9,432,324,655.60
  5. Step 5: Solve for x
    x = 9,432,324,655.60/99,144.86
  6. Step 6: Final answer
    x = 95,136.80

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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.