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Finding the Fourth Proportional to 181,317.22, 271,975.78 and 56,658.22

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Solution

The fourth proportional to 181,317.22, 271,975.78 and 56,658.22 is: 84,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,317.22 : 271,975.78 = 56,658.22 : x
  2. Step 2: Convert to fraction form
    181,317.22/271,975.78 = 56,658.22/x
  3. Step 3: Cross multiply
    181,317.22x = 271,975.78 × 56,658.22
  4. Step 4: Simplify right side
    181,317.22x = 15,409,663,577.91
  5. Step 5: Solve for x
    x = 15,409,663,577.91/181,317.22
  6. Step 6: Final answer
    x = 84,987.31

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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.