Home / 228,890.60-343,354.58-114,979.82

Finding the Fourth Proportional to 228,890.60, 343,354.58 and 114,979.82

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Solution

The fourth proportional to 228,890.60, 343,354.58 and 114,979.82 is: 172,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,890.60 : 343,354.58 = 114,979.82 : x
  2. Step 2: Convert to fraction form
    228,890.60/343,354.58 = 114,979.82/x
  3. Step 3: Cross multiply
    228,890.60x = 343,354.58 × 114,979.82
  4. Step 4: Simplify right side
    228,890.60x = 39,478,847,804.58
  5. Step 5: Solve for x
    x = 39,478,847,804.58/228,890.60
  6. Step 6: Final answer
    x = 172,479.11

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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.