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Finding the Fourth Proportional to 182,898.60, 274,342.74 and 49,780.01

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Solution

The fourth proportional to 182,898.60, 274,342.74 and 49,780.01 is: 74,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,898.60 : 274,342.74 = 49,780.01 : x
  2. Step 2: Convert to fraction form
    182,898.60/274,342.74 = 49,780.01/x
  3. Step 3: Cross multiply
    182,898.60x = 274,342.74 × 49,780.01
  4. Step 4: Simplify right side
    182,898.60x = 13,656,785,213.16
  5. Step 5: Solve for x
    x = 13,656,785,213.16/182,898.60
  6. Step 6: Final answer
    x = 74,668.62

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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.