Home / 144,489.08-216,777.26-43,290.44

Finding the Fourth Proportional to 144,489.08, 216,777.26 and 43,290.44

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Solution

The fourth proportional to 144,489.08, 216,777.26 and 43,290.44 is: 64,948.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,489.08 : 216,777.26 = 43,290.44 : x
  2. Step 2: Convert to fraction form
    144,489.08/216,777.26 = 43,290.44/x
  3. Step 3: Cross multiply
    144,489.08x = 216,777.26 × 43,290.44
  4. Step 4: Simplify right side
    144,489.08x = 9,384,382,967.39
  5. Step 5: Solve for x
    x = 9,384,382,967.39/144,489.08
  6. Step 6: Final answer
    x = 64,948.74

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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.