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Finding the Fourth Proportional to 228,999.96, 343,551.78 and 88,798.68

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Solution

The fourth proportional to 228,999.96, 343,551.78 and 88,798.68 is: 133,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,999.96 : 343,551.78 = 88,798.68 : x
  2. Step 2: Convert to fraction form
    228,999.96/343,551.78 = 88,798.68/x
  3. Step 3: Cross multiply
    228,999.96x = 343,551.78 × 88,798.68
  4. Step 4: Simplify right side
    228,999.96x = 30,506,944,575.65
  5. Step 5: Solve for x
    x = 30,506,944,575.65/228,999.96
  6. Step 6: Final answer
    x = 133,218.12

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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.