Home / 263,171.88-363,176.46-142,312.32

Finding the Fourth Proportional to 263,171.88, 363,176.46 and 142,312.32

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Solution

The fourth proportional to 263,171.88, 363,176.46 and 142,312.32 is: 196,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,171.88 : 363,176.46 = 142,312.32 : x
  2. Step 2: Convert to fraction form
    263,171.88/363,176.46 = 142,312.32/x
  3. Step 3: Cross multiply
    263,171.88x = 363,176.46 × 142,312.32
  4. Step 4: Simplify right side
    263,171.88x = 51,684,484,591.99
  5. Step 5: Solve for x
    x = 51,684,484,591.99/263,171.88
  6. Step 6: Final answer
    x = 196,390.60

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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.