Home / 263,048.60-363,009.72-142,192.16

Finding the Fourth Proportional to 263,048.60, 363,009.72 and 142,192.16

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Solution

The fourth proportional to 263,048.60, 363,009.72 and 142,192.16 is: 196,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,048.60 : 363,009.72 = 142,192.16 : x
  2. Step 2: Convert to fraction form
    263,048.60/363,009.72 = 142,192.16/x
  3. Step 3: Cross multiply
    263,048.60x = 363,009.72 × 142,192.16
  4. Step 4: Simplify right side
    263,048.60x = 51,617,136,187.80
  5. Step 5: Solve for x
    x = 51,617,136,187.80/263,048.60
  6. Step 6: Final answer
    x = 196,226.61

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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.