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Finding the Fourth Proportional to 255,234.84, 382,937.51 and 113,060.80

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Solution

The fourth proportional to 255,234.84, 382,937.51 and 113,060.80 is: 169,628.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,234.84 : 382,937.51 = 113,060.80 : x
  2. Step 2: Convert to fraction form
    255,234.84/382,937.51 = 113,060.80/x
  3. Step 3: Cross multiply
    255,234.84x = 382,937.51 × 113,060.80
  4. Step 4: Simplify right side
    255,234.84x = 43,295,221,230.61
  5. Step 5: Solve for x
    x = 43,295,221,230.61/255,234.84
  6. Step 6: Final answer
    x = 169,628.96

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1.5x scale

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.