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Finding the Fourth Proportional to 114,233.48, 171,162.95 and 80,893.67

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Solution

The fourth proportional to 114,233.48, 171,162.95 and 80,893.67 is: 121,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,233.48 : 171,162.95 = 80,893.67 : x
  2. Step 2: Convert to fraction form
    114,233.48/171,162.95 = 80,893.67/x
  3. Step 3: Cross multiply
    114,233.48x = 171,162.95 × 80,893.67
  4. Step 4: Simplify right side
    114,233.48x = 13,845,997,933.24
  5. Step 5: Solve for x
    x = 13,845,997,933.24/114,233.48
  6. Step 6: Final answer
    x = 121,207.89

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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.