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Finding the Fourth Proportional to 182,372.47, 251,807.34 and 117,879.87

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Solution

The fourth proportional to 182,372.47, 251,807.34 and 117,879.87 is: 162,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,372.47 : 251,807.34 = 117,879.87 : x
  2. Step 2: Convert to fraction form
    182,372.47/251,807.34 = 117,879.87/x
  3. Step 3: Cross multiply
    182,372.47x = 251,807.34 × 117,879.87
  4. Step 4: Simplify right side
    182,372.47x = 29,683,016,504.25
  5. Step 5: Solve for x
    x = 29,683,016,504.25/182,372.47
  6. Step 6: Final answer
    x = 162,760.40

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1.5x scale

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.