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Finding the Fourth Proportional to 180,693.59, 271,040.98 and 45,757.59

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Solution

The fourth proportional to 180,693.59, 271,040.98 and 45,757.59 is: 68,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,693.59 : 271,040.98 = 45,757.59 : x
  2. Step 2: Convert to fraction form
    180,693.59/271,040.98 = 45,757.59/x
  3. Step 3: Cross multiply
    180,693.59x = 271,040.98 × 45,757.59
  4. Step 4: Simplify right side
    180,693.59x = 12,402,182,036.04
  5. Step 5: Solve for x
    x = 12,402,182,036.04/180,693.59
  6. Step 6: Final answer
    x = 68,636.54

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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.