Home / 140,668.92-210,550.32-92,677.15

Finding the Fourth Proportional to 140,668.92, 210,550.32 and 92,677.15

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Solution

The fourth proportional to 140,668.92, 210,550.32 and 92,677.15 is: 138,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,668.92 : 210,550.32 = 92,677.15 : x
  2. Step 2: Convert to fraction form
    140,668.92/210,550.32 = 92,677.15/x
  3. Step 3: Cross multiply
    140,668.92x = 210,550.32 × 92,677.15
  4. Step 4: Simplify right side
    140,668.92x = 19,513,203,852.38
  5. Step 5: Solve for x
    x = 19,513,203,852.38/140,668.92
  6. Step 6: Final answer
    x = 138,717.24

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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.