Home / 185,175.84-255,544.02-100,293.60

Finding the Fourth Proportional to 185,175.84, 255,544.02 and 100,293.60

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Solution

The fourth proportional to 185,175.84, 255,544.02 and 100,293.60 is: 138,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,175.84 : 255,544.02 = 100,293.60 : x
  2. Step 2: Convert to fraction form
    185,175.84/255,544.02 = 100,293.60/x
  3. Step 3: Cross multiply
    185,175.84x = 255,544.02 × 100,293.60
  4. Step 4: Simplify right side
    185,175.84x = 25,629,429,724.27
  5. Step 5: Solve for x
    x = 25,629,429,724.27/185,175.84
  6. Step 6: Final answer
    x = 138,405.91

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1.5x scale

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.