Home / 144,070.46-215,804.30-115,837.64

Finding the Fourth Proportional to 144,070.46, 215,804.30 and 115,837.64

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Solution

The fourth proportional to 144,070.46, 215,804.30 and 115,837.64 is: 173,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,070.46 : 215,804.30 = 115,837.64 : x
  2. Step 2: Convert to fraction form
    144,070.46/215,804.30 = 115,837.64/x
  3. Step 3: Cross multiply
    144,070.46x = 215,804.30 × 115,837.64
  4. Step 4: Simplify right side
    144,070.46x = 24,998,260,813.85
  5. Step 5: Solve for x
    x = 24,998,260,813.85/144,070.46
  6. Step 6: Final answer
    x = 173,514.13

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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.