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Finding the Fourth Proportional to 182,171.70, 273,257.55 and 57,512.70

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Solution

The fourth proportional to 182,171.70, 273,257.55 and 57,512.70 is: 86,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,171.70 : 273,257.55 = 57,512.70 : x
  2. Step 2: Convert to fraction form
    182,171.70/273,257.55 = 57,512.70/x
  3. Step 3: Cross multiply
    182,171.70x = 273,257.55 × 57,512.70
  4. Step 4: Simplify right side
    182,171.70x = 15,715,779,495.89
  5. Step 5: Solve for x
    x = 15,715,779,495.89/182,171.70
  6. Step 6: Final answer
    x = 86,269.05

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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.