Home / 185,536.41-278,303.93-67,180.07

Finding the Fourth Proportional to 185,536.41, 278,303.93 and 67,180.07

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Solution

The fourth proportional to 185,536.41, 278,303.93 and 67,180.07 is: 100,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,536.41 : 278,303.93 = 67,180.07 : x
  2. Step 2: Convert to fraction form
    185,536.41/278,303.93 = 67,180.07/x
  3. Step 3: Cross multiply
    185,536.41x = 278,303.93 × 67,180.07
  4. Step 4: Simplify right side
    185,536.41x = 18,696,475,771.26
  5. Step 5: Solve for x
    x = 18,696,475,771.26/185,536.41
  6. Step 6: Final answer
    x = 100,769.85

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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.