Home / 263,455.36-363,565.86-142,594

Finding the Fourth Proportional to 263,455.36, 363,565.86 and 142,594

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Solution

The fourth proportional to 263,455.36, 363,565.86 and 142,594 is: 196,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,455.36 : 363,565.86 = 142,594 : x
  2. Step 2: Convert to fraction form
    263,455.36/363,565.86 = 142,594/x
  3. Step 3: Cross multiply
    263,455.36x = 363,565.86 × 142,594
  4. Step 4: Simplify right side
    263,455.36x = 51,842,310,240.84
  5. Step 5: Solve for x
    x = 51,842,310,240.84/263,455.36
  6. Step 6: Final answer
    x = 196,778.35

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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.