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Finding the Fourth Proportional to 271,656.67, 407,392.70 and 94,122.23

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Solution

The fourth proportional to 271,656.67, 407,392.70 and 94,122.23 is: 141,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,656.67 : 407,392.70 = 94,122.23 : x
  2. Step 2: Convert to fraction form
    271,656.67/407,392.70 = 94,122.23/x
  3. Step 3: Cross multiply
    271,656.67x = 407,392.70 × 94,122.23
  4. Step 4: Simplify right side
    271,656.67x = 38,344,708,939.11
  5. Step 5: Solve for x
    x = 38,344,708,939.11/271,656.67
  6. Step 6: Final answer
    x = 141,151.36

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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.