Home / 190,654.59-262,994.02-118,910.05

Finding the Fourth Proportional to 190,654.59, 262,994.02 and 118,910.05

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Solution

The fourth proportional to 190,654.59, 262,994.02 and 118,910.05 is: 164,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,654.59 : 262,994.02 = 118,910.05 : x
  2. Step 2: Convert to fraction form
    190,654.59/262,994.02 = 118,910.05/x
  3. Step 3: Cross multiply
    190,654.59x = 262,994.02 × 118,910.05
  4. Step 4: Simplify right side
    190,654.59x = 31,272,632,067.90
  5. Step 5: Solve for x
    x = 31,272,632,067.90/190,654.59
  6. Step 6: Final answer
    x = 164,027.69

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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.