Home / 263,366.32-363,444.35-142,509.74

Finding the Fourth Proportional to 263,366.32, 363,444.35 and 142,509.74

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Solution

The fourth proportional to 263,366.32, 363,444.35 and 142,509.74 is: 196,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,366.32 : 363,444.35 = 142,509.74 : x
  2. Step 2: Convert to fraction form
    263,366.32/363,444.35 = 142,509.74/x
  3. Step 3: Cross multiply
    263,366.32x = 363,444.35 × 142,509.74
  4. Step 4: Simplify right side
    263,366.32x = 51,794,359,270.63
  5. Step 5: Solve for x
    x = 51,794,359,270.63/263,366.32
  6. Step 6: Final answer
    x = 196,662.80

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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.