Home / 165,895.76-248,946.84-67,399.76

Finding the Fourth Proportional to 165,895.76, 248,946.84 and 67,399.76

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Solution

The fourth proportional to 165,895.76, 248,946.84 and 67,399.76 is: 101,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,895.76 : 248,946.84 = 67,399.76 : x
  2. Step 2: Convert to fraction form
    165,895.76/248,946.84 = 67,399.76/x
  3. Step 3: Cross multiply
    165,895.76x = 248,946.84 × 67,399.76
  4. Step 4: Simplify right side
    165,895.76x = 16,778,957,268.76
  5. Step 5: Solve for x
    x = 16,778,957,268.76/165,895.76
  6. Step 6: Final answer
    x = 101,141.57

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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.