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Finding the Fourth Proportional to 180,657.96, 271,000.96 and 54,288.34

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Solution

The fourth proportional to 180,657.96, 271,000.96 and 54,288.34 is: 81,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,657.96 : 271,000.96 = 54,288.34 : x
  2. Step 2: Convert to fraction form
    180,657.96/271,000.96 = 54,288.34/x
  3. Step 3: Cross multiply
    180,657.96x = 271,000.96 × 54,288.34
  4. Step 4: Simplify right side
    180,657.96x = 14,712,192,256.81
  5. Step 5: Solve for x
    x = 14,712,192,256.81/180,657.96
  6. Step 6: Final answer
    x = 81,436.72

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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.