Home / 185,206.04-255,584.08-100,323.44

Finding the Fourth Proportional to 185,206.04, 255,584.08 and 100,323.44

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Solution

The fourth proportional to 185,206.04, 255,584.08 and 100,323.44 is: 138,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,206.04 : 255,584.08 = 100,323.44 : x
  2. Step 2: Convert to fraction form
    185,206.04/255,584.08 = 100,323.44/x
  3. Step 3: Cross multiply
    185,206.04x = 255,584.08 × 100,323.44
  4. Step 4: Simplify right side
    185,206.04x = 25,641,074,114.84
  5. Step 5: Solve for x
    x = 25,641,074,114.84/185,206.04
  6. Step 6: Final answer
    x = 138,446.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.