Home / 185,369.04-278,053.02-67,039.92

Finding the Fourth Proportional to 185,369.04, 278,053.02 and 67,039.92

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Solution

The fourth proportional to 185,369.04, 278,053.02 and 67,039.92 is: 100,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,369.04 : 278,053.02 = 67,039.92 : x
  2. Step 2: Convert to fraction form
    185,369.04/278,053.02 = 67,039.92/x
  3. Step 3: Cross multiply
    185,369.04x = 278,053.02 × 67,039.92
  4. Step 4: Simplify right side
    185,369.04x = 18,640,652,216.56
  5. Step 5: Solve for x
    x = 18,640,652,216.56/185,369.04
  6. Step 6: Final answer
    x = 100,559.68

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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.