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Finding the Fourth Proportional to 167,230.36, 250,859.58 and 42,571

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Solution

The fourth proportional to 167,230.36, 250,859.58 and 42,571 is: 63,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,230.36 : 250,859.58 = 42,571 : x
  2. Step 2: Convert to fraction form
    167,230.36/250,859.58 = 42,571/x
  3. Step 3: Cross multiply
    167,230.36x = 250,859.58 × 42,571
  4. Step 4: Simplify right side
    167,230.36x = 10,679,343,180.18
  5. Step 5: Solve for x
    x = 10,679,343,180.18/167,230.36
  6. Step 6: Final answer
    x = 63,860.07

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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.