Home / 261,727.98-361,092.63-171,136.98

Finding the Fourth Proportional to 261,727.98, 361,092.63 and 171,136.98

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Solution

The fourth proportional to 261,727.98, 361,092.63 and 171,136.98 is: 236,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,727.98 : 361,092.63 = 171,136.98 : x
  2. Step 2: Convert to fraction form
    261,727.98/361,092.63 = 171,136.98/x
  3. Step 3: Cross multiply
    261,727.98x = 361,092.63 × 171,136.98
  4. Step 4: Simplify right side
    261,727.98x = 61,796,300,820.84
  5. Step 5: Solve for x
    x = 61,796,300,820.84/261,727.98
  6. Step 6: Final answer
    x = 236,108.88

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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.