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Finding the Fourth Proportional to 175,832, 263,760.16 and 70,650.88

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Solution

The fourth proportional to 175,832, 263,760.16 and 70,650.88 is: 105,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,832 : 263,760.16 = 70,650.88 : x
  2. Step 2: Convert to fraction form
    175,832/263,760.16 = 70,650.88/x
  3. Step 3: Cross multiply
    175,832x = 263,760.16 × 70,650.88
  4. Step 4: Simplify right side
    175,832x = 18,634,887,412.94
  5. Step 5: Solve for x
    x = 18,634,887,412.94/175,832
  6. Step 6: Final answer
    x = 105,981.21

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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.