Home / 171,118.74-256,707.30-52,768.02

Finding the Fourth Proportional to 171,118.74, 256,707.30 and 52,768.02

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Solution

The fourth proportional to 171,118.74, 256,707.30 and 52,768.02 is: 79,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,118.74 : 256,707.30 = 52,768.02 : x
  2. Step 2: Convert to fraction form
    171,118.74/256,707.30 = 52,768.02/x
  3. Step 3: Cross multiply
    171,118.74x = 256,707.30 × 52,768.02
  4. Step 4: Simplify right side
    171,118.74x = 13,545,935,940.55
  5. Step 5: Solve for x
    x = 13,545,935,940.55/171,118.74
  6. Step 6: Final answer
    x = 79,161.03

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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.