Home / 285,214.44-393,637.08-164,332.56

Finding the Fourth Proportional to 285,214.44, 393,637.08 and 164,332.56

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Solution

The fourth proportional to 285,214.44, 393,637.08 and 164,332.56 is: 226,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,214.44 : 393,637.08 = 164,332.56 : x
  2. Step 2: Convert to fraction form
    285,214.44/393,637.08 = 164,332.56/x
  3. Step 3: Cross multiply
    285,214.44x = 393,637.08 × 164,332.56
  4. Step 4: Simplify right side
    285,214.44x = 64,687,389,067.32
  5. Step 5: Solve for x
    x = 64,687,389,067.32/285,214.44
  6. Step 6: Final answer
    x = 226,802.64

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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.