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Finding the Fourth Proportional to 180,710.68, 271,063.32 and 56,051.68

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Solution

The fourth proportional to 180,710.68, 271,063.32 and 56,051.68 is: 84,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,710.68 : 271,063.32 = 56,051.68 : x
  2. Step 2: Convert to fraction form
    180,710.68/271,063.32 = 56,051.68/x
  3. Step 3: Cross multiply
    180,710.68x = 271,063.32 × 56,051.68
  4. Step 4: Simplify right side
    180,710.68x = 15,193,554,472.38
  5. Step 5: Solve for x
    x = 15,193,554,472.38/180,710.68
  6. Step 6: Final answer
    x = 84,076.68

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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.