Home / 185,297.22-255,725.91-155,029.14

Finding the Fourth Proportional to 185,297.22, 255,725.91 and 155,029.14

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Solution

The fourth proportional to 185,297.22, 255,725.91 and 155,029.14 is: 213,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,297.22 : 255,725.91 = 155,029.14 : x
  2. Step 2: Convert to fraction form
    185,297.22/255,725.91 = 155,029.14/x
  3. Step 3: Cross multiply
    185,297.22x = 255,725.91 × 155,029.14
  4. Step 4: Simplify right side
    185,297.22x = 39,644,967,903.02
  5. Step 5: Solve for x
    x = 39,644,967,903.02/185,297.22
  6. Step 6: Final answer
    x = 213,953.39

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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.