Home / 252,975.04-349,105.44-139,796.80

Finding the Fourth Proportional to 252,975.04, 349,105.44 and 139,796.80

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Solution

The fourth proportional to 252,975.04, 349,105.44 and 139,796.80 is: 192,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,975.04 : 349,105.44 = 139,796.80 : x
  2. Step 2: Convert to fraction form
    252,975.04/349,105.44 = 139,796.80/x
  3. Step 3: Cross multiply
    252,975.04x = 349,105.44 × 139,796.80
  4. Step 4: Simplify right side
    252,975.04x = 48,803,823,374.59
  5. Step 5: Solve for x
    x = 48,803,823,374.59/252,975.04
  6. Step 6: Final answer
    x = 192,919.52

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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.