Home / 296,929.20-409,762.68-160,963.92

Finding the Fourth Proportional to 296,929.20, 409,762.68 and 160,963.92

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Solution

The fourth proportional to 296,929.20, 409,762.68 and 160,963.92 is: 222,130.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,929.20 : 409,762.68 = 160,963.92 : x
  2. Step 2: Convert to fraction form
    296,929.20/409,762.68 = 160,963.92/x
  3. Step 3: Cross multiply
    296,929.20x = 409,762.68 × 160,963.92
  4. Step 4: Simplify right side
    296,929.20x = 65,957,007,242.51
  5. Step 5: Solve for x
    x = 65,957,007,242.51/296,929.20
  6. Step 6: Final answer
    x = 222,130.42

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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.