Home / 175,067.40-262,730.70-69,961.80

Finding the Fourth Proportional to 175,067.40, 262,730.70 and 69,961.80

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Solution

The fourth proportional to 175,067.40, 262,730.70 and 69,961.80 is: 104,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,067.40 : 262,730.70 = 69,961.80 : x
  2. Step 2: Convert to fraction form
    175,067.40/262,730.70 = 69,961.80/x
  3. Step 3: Cross multiply
    175,067.40x = 262,730.70 × 69,961.80
  4. Step 4: Simplify right side
    175,067.40x = 18,381,112,687.26
  5. Step 5: Solve for x
    x = 18,381,112,687.26/175,067.40
  6. Step 6: Final answer
    x = 104,994.49

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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.