Home / 236,463.40-354,234.30-142,690.60

Finding the Fourth Proportional to 236,463.40, 354,234.30 and 142,690.60

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Solution

The fourth proportional to 236,463.40, 354,234.30 and 142,690.60 is: 213,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,463.40 : 354,234.30 = 142,690.60 : x
  2. Step 2: Convert to fraction form
    236,463.40/354,234.30 = 142,690.60/x
  3. Step 3: Cross multiply
    236,463.40x = 354,234.30 × 142,690.60
  4. Step 4: Simplify right side
    236,463.40x = 50,545,904,807.58
  5. Step 5: Solve for x
    x = 50,545,904,807.58/236,463.40
  6. Step 6: Final answer
    x = 213,757.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.