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Finding the Fourth Proportional to 180,967.90, 271,392.40 and 60,992.66

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Solution

The fourth proportional to 180,967.90, 271,392.40 and 60,992.66 is: 91,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,967.90 : 271,392.40 = 60,992.66 : x
  2. Step 2: Convert to fraction form
    180,967.90/271,392.40 = 60,992.66/x
  3. Step 3: Cross multiply
    180,967.90x = 271,392.40 × 60,992.66
  4. Step 4: Simplify right side
    180,967.90x = 16,552,944,379.78
  5. Step 5: Solve for x
    x = 16,552,944,379.78/180,967.90
  6. Step 6: Final answer
    x = 91,468.95

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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.