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Finding the Fourth Proportional to 167,213.34, 250,672.35 and 127,945.77

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Solution

The fourth proportional to 167,213.34, 250,672.35 and 127,945.77 is: 191,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,213.34 : 250,672.35 = 127,945.77 : x
  2. Step 2: Convert to fraction form
    167,213.34/250,672.35 = 127,945.77/x
  3. Step 3: Cross multiply
    167,213.34x = 250,672.35 × 127,945.77
  4. Step 4: Simplify right side
    167,213.34x = 32,072,466,838.46
  5. Step 5: Solve for x
    x = 32,072,466,838.46/167,213.34
  6. Step 6: Final answer
    x = 191,805.67

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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.