Home / 268,014.42-369,864.50-147,160.80

Finding the Fourth Proportional to 268,014.42, 369,864.50 and 147,160.80

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Solution

The fourth proportional to 268,014.42, 369,864.50 and 147,160.80 is: 203,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,014.42 : 369,864.50 = 147,160.80 : x
  2. Step 2: Convert to fraction form
    268,014.42/369,864.50 = 147,160.80/x
  3. Step 3: Cross multiply
    268,014.42x = 369,864.50 × 147,160.80
  4. Step 4: Simplify right side
    268,014.42x = 54,429,554,975.80
  5. Step 5: Solve for x
    x = 54,429,554,975.80/268,014.42
  6. Step 6: Final answer
    x = 203,084.43

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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.