Home / 145,582.02-218,379.24-50,821.74

Finding the Fourth Proportional to 145,582.02, 218,379.24 and 50,821.74

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Solution

The fourth proportional to 145,582.02, 218,379.24 and 50,821.74 is: 76,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,582.02 : 218,379.24 = 50,821.74 : x
  2. Step 2: Convert to fraction form
    145,582.02/218,379.24 = 50,821.74/x
  3. Step 3: Cross multiply
    145,582.02x = 218,379.24 × 50,821.74
  4. Step 4: Simplify right side
    145,582.02x = 11,098,412,956.68
  5. Step 5: Solve for x
    x = 11,098,412,956.68/145,582.02
  6. Step 6: Final answer
    x = 76,234.78

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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.